85847875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 115240320

約数和(自身を除く): 29392445

約数列:

[1, 5, 17, 25, 71, 85, 125, 355, 425, 569, 1207, 1775, 2125, 2845, 6035, 8875, 9673, 14225, 30175, 40399, 48365, 71125, 150875, 201995, 241825, 686783, 1009975, 1209125, 3433915, 5049875, 17169575, 85847875]

約数ペア:

[(1, 85847875), (5, 17169575), (17, 5049875), (25, 3433915), (71, 1209125), (85, 1009975), (125, 686783), (355, 241825), (425, 201995), (569, 150875), (1207, 71125), (1775, 48365), (2125, 40399), (2845, 30175), (6035, 14225), (8875, 9673)]