31508360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 79056000

約数和(自身を除く): 47547640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 79, 104, 118, 130, 158, 169, 236, 260, 295, 316, 338, 395, 472, 520, 590, 632, 676, 767, 790, 845, 1027, 1180, 1352, 1534, 1580, 1690, 2054, 2360, 3068, 3160, 3380, 3835, 4108, 4661, 5135, 6136, 6760, 7670, 8216, 9322, 9971, 10270, 13351, 15340, 18644, 19942, 20540, 23305, 26702, 30680, 37288, 39884, 41080, 46610, 49855, 53404, 60593, 66755, 79768, 93220, 99710, 106808, 121186, 133510, 186440, 199420, 242372, 267020, 302965, 398840, 484744, 534040, 605930, 787709, 1211860, 1575418, 2423720, 3150836, 3938545, 6301672, 7877090, 15754180, 31508360]

約数ペア:

[(1, 31508360), (2, 15754180), (4, 7877090), (5, 6301672), (8, 3938545), (10, 3150836), (13, 2423720), (20, 1575418), (26, 1211860), (40, 787709), (52, 605930), (59, 534040), (65, 484744), (79, 398840), (104, 302965), (118, 267020), (130, 242372), (158, 199420), (169, 186440), (236, 133510), (260, 121186), (295, 106808), (316, 99710), (338, 93220), (395, 79768), (472, 66755), (520, 60593), (590, 53404), (632, 49855), (676, 46610), (767, 41080), (790, 39884), (845, 37288), (1027, 30680), (1180, 26702), (1352, 23305), (1534, 20540), (1580, 19942), (1690, 18644), (2054, 15340), (2360, 13351), (3068, 10270), (3160, 9971), (3380, 9322), (3835, 8216), (4108, 7670), (4661, 6760), (5135, 6136)]