20069625

素因数分解:

$3^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 33770880

約数和(自身を除く): 13701255

約数列:

[1, 3, 5, 15, 25, 75, 109, 125, 327, 375, 491, 545, 1473, 1635, 2455, 2725, 7365, 8175, 12275, 13625, 36825, 40875, 53519, 61375, 160557, 184125, 267595, 802785, 1337975, 4013925, 6689875, 20069625]

約数ペア:

[(1, 20069625), (3, 6689875), (5, 4013925), (15, 1337975), (25, 802785), (75, 267595), (109, 184125), (125, 160557), (327, 61375), (375, 53519), (491, 40875), (545, 36825), (1473, 13625), (1635, 12275), (2455, 8175), (2725, 7365)]