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