5220865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2591}}^1$

素因数の和:2640

約数の個数: 16

約数和(自身を含む): 6967296

約数和(自身を除く): 1746431

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 2591, 12955, 33683, 80321, 168415, 401605, 1044173, 5220865]

約数ペア:

[(1, 5220865), (5, 1044173), (13, 401605), (31, 168415), (65, 80321), (155, 33683), (403, 12955), (2015, 2591)]