64390885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{1741}}^1$

素因数の和:2328

約数の個数: 16

約数和(自身を含む): 83406960

約数和(自身を除く): 19016075

約数列:

[1, 5, 13, 65, 569, 1741, 2845, 7397, 8705, 22633, 36985, 113165, 990629, 4953145, 12878177, 64390885]

約数ペア:

[(1, 64390885), (5, 12878177), (13, 4953145), (65, 990629), (569, 113165), (1741, 36985), (2845, 22633), (7397, 8705)]