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