Q: What is the sum of all factors of the number 131,431,505 excluding 131,431,505?

A: 41,009,071

Why is 41,009,071 the sum of all factors of 131,431,505, excluding 131,431,505?

The factors of the number 131,431,505 are: 1, 5, 17, 47, 85, 167, 197, 235, 799, 835, 985, 2839, 3349, 3995, 7849, 9259, 14195, 16745, 32899, 39245, 46295, 133433, 157403, 164495, 559283, 667165, 787015, 1546253, 2796415, 7731265, 26286301, 131431505.

If you add them up, you will get the total of 131,431,546. Now subtract 131,431,505 to get 41,009,071