90380108

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 201096000

約数和(自身を除く): 110715892

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 79, 91, 98, 158, 182, 196, 316, 364, 449, 553, 637, 898, 1027, 1106, 1274, 1796, 2054, 2212, 2548, 3143, 3871, 4108, 5837, 6286, 7189, 7742, 11674, 12572, 14378, 15484, 22001, 23348, 28756, 35471, 40859, 44002, 50323, 70942, 81718, 88004, 100646, 141884, 163436, 201292, 248297, 286013, 461123, 496594, 572026, 922246, 993188, 1144052, 1738079, 1844492, 3227861, 3476158, 6455722, 6952316, 12911444, 22595027, 45190054, 90380108]

約数ペア:

[(1, 90380108), (2, 45190054), (4, 22595027), (7, 12911444), (13, 6952316), (14, 6455722), (26, 3476158), (28, 3227861), (49, 1844492), (52, 1738079), (79, 1144052), (91, 993188), (98, 922246), (158, 572026), (182, 496594), (196, 461123), (316, 286013), (364, 248297), (449, 201292), (553, 163436), (637, 141884), (898, 100646), (1027, 88004), (1106, 81718), (1274, 70942), (1796, 50323), (2054, 44002), (2212, 40859), (2548, 35471), (3143, 28756), (3871, 23348), (4108, 22001), (5837, 15484), (6286, 14378), (7189, 12572), (7742, 11674)]