Full list of all 75 The Elder Scrolls V: Skyrim achievements worth 1,550 gamerscore.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 3 DLC packs containing 25 achievements worth 550 Gamerscore.
Capture Solitude or Windhelm
Capture Fort Sungard or Fort Greenwall
Join the Stormcloaks or the Imperial Army
Escape from jail
Bounty of 1000 gold in all nine holds
Complete "Hail Sithis!"
Complete "Bound Until Death"
Join the Dark Brotherhood
Learn 20 shouts
Complete "Dragonslayer"
Complete "The Fallen"
Complete "Elder Knowledge"
Complete "Alduin's Wall"
Find 13 Standing Stones
Get married
Returned the Thieves Guild to its former glory
Have 100,000 gold
Complete "Darkness Returns"
Reach Level 50
Join the Thieves Guild
Collect 15 Daedric Artifacts
Complete 10 side quests
Complete "Glory of the Dead"
Acquire a Daedric Artifact
Read 50 Skill Books
Pick 50 locks and 50 pockets
Clear 50 dungeons
Get a skill to 100
Absorb 20 dragon souls
Reach Level 25
Complete "Diplomatic Immunity"
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Discover 100 Locations
Complete 50 Misc Objectives
Successfully persuade, bribe, and intimidate
Join the College of Winterhold
Learn all three words of a shout
Make a smithed item, an enchanted item, and a potion
Chop wood, mine ore, and cook food
Complete "The Way of the Voice"
Reach Level 10
Become a member of the Circle
Select a Standing Stone blessing
Buy a house
Join the Companions
Reach Level 5
Absorb a dragon soul
Complete "Bleak Falls Barrow"
Complete "Unbound"
Acquire 11 vampire perks
Defeat a Legendary Dragon
Acquire 11 werewolf perks
Change your face
Complete "Lost to the Ages"
Complete "Kindred Judgment"
Learn all three words of Soul Tear
Use the special power of Auriel's Bow
Complete "Beyond Death"
Complete "Awakening"
Adopt a child
Build three houses
Build three wings on a house
Buy three plots of land
Buy a plot of land
Tame and ride 5 dragons
Complete "At the Summit of Apocrypha"
Learn all 3 words of Dragon Aspect
Learn the secrets of 5 Black Books
Craft an item out of Stalhrim
Complete "The Path of Knowledge"
Complete "The Temple of Miraak"
Discover 30 locations on the island of Solstheim
Own a house in Raven Rock
Arrive on Solstheim