31234450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1711

約数の個数: 48

約数和(自身を含む): 64761480

約数和(自身を除く): 33527030

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1657, 1885, 3314, 3770, 8285, 9425, 16570, 18850, 21541, 41425, 43082, 48053, 82850, 96106, 107705, 215410, 240265, 480530, 538525, 624689, 1077050, 1201325, 1249378, 2402650, 3123445, 6246890, 15617225, 31234450]

約数ペア:

[(1, 31234450), (2, 15617225), (5, 6246890), (10, 3123445), (13, 2402650), (25, 1249378), (26, 1201325), (29, 1077050), (50, 624689), (58, 538525), (65, 480530), (130, 240265), (145, 215410), (290, 107705), (325, 96106), (377, 82850), (650, 48053), (725, 43082), (754, 41425), (1450, 21541), (1657, 18850), (1885, 16570), (3314, 9425), (3770, 8285)]