53072890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21487}}^1$

素因数の和:21526

約数の個数: 32

約数和(自身を含む): 108299520

約数和(自身を除く): 55226630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 21487, 42974, 107435, 214870, 279331, 408253, 558662, 816506, 1396655, 2041265, 2793310, 4082530, 5307289, 10614578, 26536445, 53072890]

約数ペア:

[(1, 53072890), (2, 26536445), (5, 10614578), (10, 5307289), (13, 4082530), (19, 2793310), (26, 2041265), (38, 1396655), (65, 816506), (95, 558662), (130, 408253), (190, 279331), (247, 214870), (494, 107435), (1235, 42974), (2470, 21487)]