641643328

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{15031}}^1$

素因数の和:15095

約数の個数: 56

約数和(自身を含む): 1374526080

約数和(自身を除く): 732882752

約数列:

[1, 2, 4, 8, 16, 23, 29, 32, 46, 58, 64, 92, 116, 184, 232, 368, 464, 667, 736, 928, 1334, 1472, 1856, 2668, 5336, 10672, 15031, 21344, 30062, 42688, 60124, 120248, 240496, 345713, 435899, 480992, 691426, 871798, 961984, 1382852, 1743596, 2765704, 3487192, 5531408, 6974384, 10025677, 11062816, 13948768, 20051354, 22125632, 27897536, 40102708, 80205416, 160410832, 320821664, 641643328]

約数ペア:

[(1, 641643328), (2, 320821664), (4, 160410832), (8, 80205416), (16, 40102708), (23, 27897536), (29, 22125632), (32, 20051354), (46, 13948768), (58, 11062816), (64, 10025677), (92, 6974384), (116, 5531408), (184, 3487192), (232, 2765704), (368, 1743596), (464, 1382852), (667, 961984), (736, 871798), (928, 691426), (1334, 480992), (1472, 435899), (1856, 345713), (2668, 240496), (5336, 120248), (10672, 60124), (15031, 42688), (21344, 30062)]