Q: What is the sum of all factors of the number 72,405 excluding 72,405?
A: 53,175
The factors of the number 72,405 are: 1, 3, 5, 9, 15, 45, 1609, 4827, 8045, 14481, 24135, 72405.
If you add them up, you will get the total of 72,458. Now subtract 72,405 to get 53,175