26526890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{487}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 51649920

約数和(自身を除く): 25123030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 487, 838, 974, 2095, 2435, 4190, 4870, 5447, 6331, 10894, 12662, 27235, 31655, 54470, 63310, 204053, 408106, 1020265, 2040530, 2652689, 5305378, 13263445, 26526890]

約数ペア:

[(1, 26526890), (2, 13263445), (5, 5305378), (10, 2652689), (13, 2040530), (26, 1020265), (65, 408106), (130, 204053), (419, 63310), (487, 54470), (838, 31655), (974, 27235), (2095, 12662), (2435, 10894), (4190, 6331), (4870, 5447)]