68385265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{569}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 90636840

約数和(自身を除く): 22251575

約数列:

[1, 5, 13, 43, 65, 215, 559, 569, 1849, 2795, 2845, 7397, 9245, 24037, 24467, 36985, 120185, 122335, 318071, 1052081, 1590355, 5260405, 13677053, 68385265]

約数ペア:

[(1, 68385265), (5, 13677053), (13, 5260405), (43, 1590355), (65, 1052081), (215, 318071), (559, 122335), (569, 120185), (1849, 36985), (2795, 24467), (2845, 24037), (7397, 9245)]