66872872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{1453}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 137141280

約数和(自身を除く): 70268408

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 523, 1046, 1453, 2092, 2906, 4184, 5753, 5812, 11506, 11624, 15983, 23012, 31966, 46024, 63932, 127864, 759919, 1519838, 3039676, 6079352, 8359109, 16718218, 33436436, 66872872]

約数ペア:

[(1, 66872872), (2, 33436436), (4, 16718218), (8, 8359109), (11, 6079352), (22, 3039676), (44, 1519838), (88, 759919), (523, 127864), (1046, 63932), (1453, 46024), (2092, 31966), (2906, 23012), (4184, 15983), (5753, 11624), (5812, 11506)]