Q: What is the sum of all factors of the number 256,872 excluding 256,872?
A: 549,528
The factors of the number 256,872 are: 1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 139, 154, 168, 231, 264, 278, 308, 417, 462, 556, 616, 834, 924, 973, 1112, 1529, 1668, 1848, 1946, 2919, 3058, 3336, 3892, 4587, 5838, 6116, 7784, 9174, 10703, 11676, 12232, 18348, 21406, 23352, 32109, 36696, 42812, 64218, 85624, 128436, 256872.
If you add them up, you will get the total of 257,421. Now subtract 256,872 to get 549,528