Q: What is the sum of all factors of the number 64,540 excluding 64,540?
A: 90,692
The factors of the number 64,540 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461, 922, 1844, 2305, 3227, 4610, 6454, 9220, 12908, 16135, 32270, 64540.
If you add them up, you will get the total of 64,630. Now subtract 64,540 to get 90,692