Q: What is the sum of all factors of the number 640,157 excluding 640,157?
A: 99,043
The factors of the number 640,157 are: 1, 7, 109, 763, 839, 5873, 91451, 640157.
If you add them up, you will get the total of 640,256. Now subtract 640,157 to get 99,043