518313178864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{449}}^1\times {\mathrm{14879}}^1$

素因数の和:15722

約数の個数: 80

約数和(自身を含む): 1086867936000

約数和(自身を除く): 568554757136

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 373, 449, 746, 898, 1492, 1796, 2984, 3592, 4849, 5837, 5968, 7184, 9698, 11674, 14879, 19396, 23348, 29758, 38792, 46696, 59516, 77584, 93392, 119032, 167477, 193427, 238064, 334954, 386854, 669908, 773708, 1339816, 1547416, 2177201, 2679632, 3094832, 4354402, 5549867, 6680671, 8708804, 11099734, 13361342, 17417608, 22199468, 26722684, 34835216, 44398936, 53445368, 72148271, 86848723, 88797872, 106890736, 144296542, 173697446, 288593084, 347394892, 577186168, 694789784, 1154372336, 1389579568, 2491890283, 4983780566, 9967561132, 19935122264, 32394573679, 39870244528, 64789147358, 129578294716, 259156589432, 518313178864]

約数ペア:

[(1, 518313178864), (2, 259156589432), (4, 129578294716), (8, 64789147358), (13, 39870244528), (16, 32394573679), (26, 19935122264), (52, 9967561132), (104, 4983780566), (208, 2491890283), (373, 1389579568), (449, 1154372336), (746, 694789784), (898, 577186168), (1492, 347394892), (1796, 288593084), (2984, 173697446), (3592, 144296542), (4849, 106890736), (5837, 88797872), (5968, 86848723), (7184, 72148271), (9698, 53445368), (11674, 44398936), (14879, 34835216), (19396, 26722684), (23348, 22199468), (29758, 17417608), (38792, 13361342), (46696, 11099734), (59516, 8708804), (77584, 6680671), (93392, 5549867), (119032, 4354402), (167477, 3094832), (193427, 2679632), (238064, 2177201), (334954, 1547416), (386854, 1339816), (669908, 773708)]