20042018025

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{997}}^1\times {\mathrm{2459}}^1$

素因数の和:3578

約数の個数: 48

約数和(自身を含む): 33487291200

約数和(自身を除く): 13445273175

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 545, 997, 1635, 2459, 2725, 2991, 4985, 7377, 8175, 12295, 14955, 24925, 36885, 61475, 74775, 108673, 184425, 268031, 326019, 543365, 804093, 1340155, 1630095, 2451623, 2716825, 4020465, 6700775, 7354869, 8150475, 12258115, 20102325, 36774345, 61290575, 183871725, 267226907, 801680721, 1336134535, 4008403605, 6680672675, 20042018025]

約数ペア:

[(1, 20042018025), (3, 6680672675), (5, 4008403605), (15, 1336134535), (25, 801680721), (75, 267226907), (109, 183871725), (327, 61290575), (545, 36774345), (997, 20102325), (1635, 12258115), (2459, 8150475), (2725, 7354869), (2991, 6700775), (4985, 4020465), (7377, 2716825), (8175, 2451623), (12295, 1630095), (14955, 1340155), (24925, 804093), (36885, 543365), (61475, 326019), (74775, 268031), (108673, 184425)]