201456970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8287}}^1$

素因数の和:8335

約数の個数: 64

約数和(自身を含む): 451132416

約数和(自身を除く): 249675446

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2431, 4862, 8287, 12155, 16574, 24310, 41435, 82870, 91157, 107731, 140879, 182314, 215462, 281758, 455785, 538655, 704395, 911570, 1077310, 1185041, 1408790, 1549669, 1831427, 2370082, 3099338, 3662854, 5925205, 7748345, 9157135, 11850410, 15496690, 18314270, 20145697, 40291394, 100728485, 201456970]

約数ペア:

[(1, 201456970), (2, 100728485), (5, 40291394), (10, 20145697), (11, 18314270), (13, 15496690), (17, 11850410), (22, 9157135), (26, 7748345), (34, 5925205), (55, 3662854), (65, 3099338), (85, 2370082), (110, 1831427), (130, 1549669), (143, 1408790), (170, 1185041), (187, 1077310), (221, 911570), (286, 704395), (374, 538655), (442, 455785), (715, 281758), (935, 215462), (1105, 182314), (1430, 140879), (1870, 107731), (2210, 91157), (2431, 82870), (4862, 41435), (8287, 24310), (12155, 16574)]