48656920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 118933920

約数和(自身を除く): 70277000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 260, 274, 520, 548, 683, 685, 1096, 1366, 1370, 1781, 2732, 2740, 3415, 3562, 5464, 5480, 6830, 7124, 8879, 8905, 13660, 14248, 17758, 17810, 27320, 35516, 35620, 44395, 71032, 71240, 88790, 93571, 177580, 187142, 355160, 374284, 467855, 748568, 935710, 1216423, 1871420, 2432846, 3742840, 4865692, 6082115, 9731384, 12164230, 24328460, 48656920]

約数ペア:

[(1, 48656920), (2, 24328460), (4, 12164230), (5, 9731384), (8, 6082115), (10, 4865692), (13, 3742840), (20, 2432846), (26, 1871420), (40, 1216423), (52, 935710), (65, 748568), (104, 467855), (130, 374284), (137, 355160), (260, 187142), (274, 177580), (520, 93571), (548, 88790), (683, 71240), (685, 71032), (1096, 44395), (1366, 35620), (1370, 35516), (1781, 27320), (2732, 17810), (2740, 17758), (3415, 14248), (3562, 13660), (5464, 8905), (5480, 8879), (6830, 7124)]