Full list of all 75 The Elder Scrolls V: Skyrim achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 3 DLC packs containing 25 achievements.
Pick 50 locks and 50 pockets
Chop wood, mine ore, and cook food
Make a smithed item, an enchanted item, and a potion
Reach Level 50
Find 13 Standing Stones
Capture Solitude or Windhelm
Capture Fort Sungard or Fort Greenwall
Get married
Complete "Hail Sithis!"
Escape from jail
Complete "Bound Until Death"
Join the Dark Brotherhood
Complete "Dragonslayer"
Learn 20 shouts
Complete "The Fallen"
Complete "Elder Knowledge"
Complete "Alduin's Wall"
Complete "Darkness Returns"
Have 100,000 gold
Read 50 Skill Books
Join the Thieves Guild
Complete 10 side quests
Complete "The Eye of Magnus"
Absorb 20 dragon souls
Complete "Revealing the Unseen"
Successfully persuade, bribe, and intimidate
Clear 50 dungeons
Acquire a Daedric Artifact
Join the College of Winterhold
Complete 50 Misc Objectives
Discover 100 Locations
Complete "Glory of the Dead"
Reach Level 25
Join the Stormcloaks or the Imperial Army
Get a skill to 100
Become a member of the Circle
Join the Companions
Reach Level 10
Complete "Diplomatic Immunity"
Learn all three words of a shout
Buy a house
Complete "The Way of the Voice"
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
Bounty of 1000 gold in all nine holds
Collect 15 Daedric Artifacts
Learn the secrets of 5 Black Books
Tame and ride 5 dragons
Craft an item out of Stalhrim
Complete "At the Summit of Apocrypha"
Learn all 3 words of Dragon Aspect
Complete "The Path of Knowledge"
Discover 30 locations on the island of Solstheim
Own a house in Raven Rock
Complete "The Temple of Miraak"
Arrive on Solstheim
Acquire 11 werewolf perks
Use the special power of Auriel's Bow
Complete "Lost to the Ages"
Complete "Kindred Judgment"
Learn all three words of Soul Tear
Complete "Beyond Death"
Complete "Awakening"
Change your face
Acquire 11 vampire perks
Defeat a Legendary Dragon
Build three houses
Buy three plots of land
Build three wings on a house
Adopt a child
Buy a plot of land