66703816

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{971}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 129703680

約数和(自身を除く): 62999864

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 277, 554, 971, 1108, 1942, 2216, 3884, 7768, 8587, 17174, 30101, 34348, 60202, 68696, 120404, 240808, 268967, 537934, 1075868, 2151736, 8337977, 16675954, 33351908, 66703816]

約数ペア:

[(1, 66703816), (2, 33351908), (4, 16675954), (8, 8337977), (31, 2151736), (62, 1075868), (124, 537934), (248, 268967), (277, 240808), (554, 120404), (971, 68696), (1108, 60202), (1942, 34348), (2216, 30101), (3884, 17174), (7768, 8587)]