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