Q: What is the sum of all factors of the number 77,910 excluding 77,910?

A: 143,706

Why is 143,706 the sum of all factors of 77,910, excluding 77,910?

The factors of the number 77,910 are: 1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 53, 70, 98, 105, 106, 147, 159, 210, 245, 265, 294, 318, 371, 490, 530, 735, 742, 795, 1113, 1470, 1590, 1855, 2226, 2597, 3710, 5194, 5565, 7791, 11130, 12985, 15582, 25970, 38955, 77910.

If you add them up, you will get the total of 78,053. Now subtract 77,910 to get 143,706