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