81120052016

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{3539}}^1\times {\mathrm{10457}}^1$

素因数の和:14141

約数の個数: 40

約数和(自身を含む): 158377206960

約数和(自身を除く): 77257154944

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 3539, 7078, 10457, 14156, 20914, 28312, 41828, 56624, 83656, 167312, 484843, 969686, 1432609, 1939372, 2865218, 3878744, 5730436, 7757488, 11460872, 22921744, 37007323, 74014646, 148029292, 296058584, 592117168, 5070003251, 10140006502, 20280013004, 40560026008, 81120052016]

約数ペア:

[(1, 81120052016), (2, 40560026008), (4, 20280013004), (8, 10140006502), (16, 5070003251), (137, 592117168), (274, 296058584), (548, 148029292), (1096, 74014646), (2192, 37007323), (3539, 22921744), (7078, 11460872), (10457, 7757488), (14156, 5730436), (20914, 3878744), (28312, 2865218), (41828, 1939372), (56624, 1432609), (83656, 969686), (167312, 484843)]