156920324975

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{2423}}^1$

素因数の和:2621

約数の個数: 72

約数和(自身を含む): 209435345280

約数和(自身を除く): 52515020305

約数列:

[1, 5, 23, 25, 59, 83, 115, 295, 415, 529, 575, 1357, 1475, 1909, 2075, 2423, 2645, 4897, 6785, 9545, 12115, 13225, 24485, 31211, 33925, 43907, 47725, 55729, 60575, 112631, 122425, 142957, 156055, 201109, 219535, 278645, 563155, 714785, 780275, 1005545, 1097675, 1281767, 1393225, 2590513, 2815775, 3288011, 3573925, 4625507, 5027725, 6408835, 11865431, 12952565, 16440055, 23127535, 32044175, 59327155, 64762825, 75624253, 82200275, 106386661, 115637675, 272904913, 296635775, 378121265, 531933305, 1364524565, 1890606325, 2659666525, 6276812999, 6822622825, 31384064995, 156920324975]

約数ペア:

[(1, 156920324975), (5, 31384064995), (23, 6822622825), (25, 6276812999), (59, 2659666525), (83, 1890606325), (115, 1364524565), (295, 531933305), (415, 378121265), (529, 296635775), (575, 272904913), (1357, 115637675), (1475, 106386661), (1909, 82200275), (2075, 75624253), (2423, 64762825), (2645, 59327155), (4897, 32044175), (6785, 23127535), (9545, 16440055), (12115, 12952565), (13225, 11865431), (24485, 6408835), (31211, 5027725), (33925, 4625507), (43907, 3573925), (47725, 3288011), (55729, 2815775), (60575, 2590513), (112631, 1393225), (122425, 1281767), (142957, 1097675), (156055, 1005545), (201109, 780275), (219535, 714785), (278645, 563155)]