85081825

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{353}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 109564416

約数和(自身を除く): 24482591

約数列:

[1, 5, 25, 31, 155, 311, 353, 775, 1555, 1765, 7775, 8825, 9641, 10943, 48205, 54715, 109783, 241025, 273575, 548915, 2744575, 3403273, 17016365, 85081825]

約数ペア:

[(1, 85081825), (5, 17016365), (25, 3403273), (31, 2744575), (155, 548915), (311, 273575), (353, 241025), (775, 109783), (1555, 54715), (1765, 48205), (7775, 10943), (8825, 9641)]