Q: What is the sum of all factors of the number 77,256 excluding 77,256?

A: 145,044

Why is 145,044 the sum of all factors of 77,256, excluding 77,256?

The factors of the number 77,256 are: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 37, 58, 72, 74, 87, 111, 116, 148, 174, 222, 232, 261, 296, 333, 348, 444, 522, 666, 696, 888, 1044, 1073, 1332, 2088, 2146, 2664, 3219, 4292, 6438, 8584, 9657, 12876, 19314, 25752, 38628, 77256.

If you add them up, you will get the total of 77,401. Now subtract 77,256 to get 145,044