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