Q: What is the sum of all factors of the number 138,400 excluding 138,400?
A: 201,422
The factors of the number 138,400 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 173, 200, 346, 400, 692, 800, 865, 1384, 1730, 2768, 3460, 4325, 5536, 6920, 8650, 13840, 17300, 27680, 34600, 69200, 138400.
If you add them up, you will get the total of 138,601. Now subtract 138,400 to get 201,422