100642120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81163}}^1$

素因数の和:81205

約数の個数: 32

約数和(自身を含む): 233752320

約数和(自身を除く): 133110200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 81163, 162326, 324652, 405815, 649304, 811630, 1623260, 2516053, 3246520, 5032106, 10064212, 12580265, 20128424, 25160530, 50321060, 100642120]

約数ペア:

[(1, 100642120), (2, 50321060), (4, 25160530), (5, 20128424), (8, 12580265), (10, 10064212), (20, 5032106), (31, 3246520), (40, 2516053), (62, 1623260), (124, 811630), (155, 649304), (248, 405815), (310, 324652), (620, 162326), (1240, 81163)]