29559920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 75849312

約数和(自身を除く): 46289392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 661, 688, 860, 1040, 1118, 1322, 1720, 2236, 2644, 2795, 3305, 3440, 4472, 5288, 5590, 6610, 8593, 8944, 10576, 11180, 13220, 17186, 22360, 26440, 28423, 34372, 42965, 44720, 52880, 56846, 68744, 85930, 113692, 137488, 142115, 171860, 227384, 284230, 343720, 369499, 454768, 568460, 687440, 738998, 1136920, 1477996, 1847495, 2273840, 2955992, 3694990, 5911984, 7389980, 14779960, 29559920]

約数ペア:

[(1, 29559920), (2, 14779960), (4, 7389980), (5, 5911984), (8, 3694990), (10, 2955992), (13, 2273840), (16, 1847495), (20, 1477996), (26, 1136920), (40, 738998), (43, 687440), (52, 568460), (65, 454768), (80, 369499), (86, 343720), (104, 284230), (130, 227384), (172, 171860), (208, 142115), (215, 137488), (260, 113692), (344, 85930), (430, 68744), (520, 56846), (559, 52880), (661, 44720), (688, 42965), (860, 34372), (1040, 28423), (1118, 26440), (1322, 22360), (1720, 17186), (2236, 13220), (2644, 11180), (2795, 10576), (3305, 8944), (3440, 8593), (4472, 6610), (5288, 5590)]