9117875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 12719616

約数和(自身を除く): 3601741

約数列:

[1, 5, 13, 25, 31, 65, 125, 155, 181, 325, 403, 775, 905, 1625, 2015, 2353, 3875, 4525, 5611, 10075, 11765, 22625, 28055, 50375, 58825, 72943, 140275, 294125, 364715, 701375, 1823575, 9117875]

約数ペア:

[(1, 9117875), (5, 1823575), (13, 701375), (25, 364715), (31, 294125), (65, 140275), (125, 72943), (155, 58825), (181, 50375), (325, 28055), (403, 22625), (775, 11765), (905, 10075), (1625, 5611), (2015, 4525), (2353, 3875)]