Q: What is the sum of all factors of the number 164,542,640 excluding 164,542,640?

A: 220,797,280

Why is 220,797,280 the sum of all factors of 164,542,640, excluding 164,542,640?

The factors of the number 164,542,640 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 14797, 29594, 59188, 73985, 118376, 147970, 236752, 295940, 591880, 1183760, 2056783, 4113566, 8227132, 10283915, 16454264, 20567830, 32908528, 41135660, 82271320, 164542640.

If you add them up, you will get the total of 164,542,860. Now subtract 164,542,640 to get 220,797,280