129670864

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2221}}^1$

素因数の和:2359

約数の個数: 40

約数和(自身を含む): 260373960

約数和(自身を除く): 130703096

約数列:

[1, 2, 4, 8, 16, 41, 82, 89, 164, 178, 328, 356, 656, 712, 1424, 2221, 3649, 4442, 7298, 8884, 14596, 17768, 29192, 35536, 58384, 91061, 182122, 197669, 364244, 395338, 728488, 790676, 1456976, 1581352, 3162704, 8104429, 16208858, 32417716, 64835432, 129670864]

約数ペア:

[(1, 129670864), (2, 64835432), (4, 32417716), (8, 16208858), (16, 8104429), (41, 3162704), (82, 1581352), (89, 1456976), (164, 790676), (178, 728488), (328, 395338), (356, 364244), (656, 197669), (712, 182122), (1424, 91061), (2221, 58384), (3649, 35536), (4442, 29192), (7298, 17768), (8884, 14596)]