Q: What is the sum of all factors of the number 664,006,655 excluding 664,006,655?
A: 259,559,233
The factors of the number 664,006,655 are: 1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 1037, 1105, 3965, 5185, 9851, 13481, 49255, 67405, 128063, 167467, 600911, 640315, 837335, 2177071, 3004555, 7811843, 10215487, 10885355, 39059215, 51077435, 132801331, 664006655.
If you add them up, you will get the total of 664,006,914. Now subtract 664,006,655 to get 259,559,233