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