68611525

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 88438784

約数和(自身を除く): 19827259

約数列:

[1, 5, 25, 31, 155, 223, 397, 775, 1115, 1985, 5575, 6913, 9925, 12307, 34565, 61535, 88531, 172825, 307675, 442655, 2213275, 2744461, 13722305, 68611525]

約数ペア:

[(1, 68611525), (5, 13722305), (25, 2744461), (31, 2213275), (155, 442655), (223, 307675), (397, 172825), (775, 88531), (1115, 61535), (1985, 34565), (5575, 12307), (6913, 9925)]