63864125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{39301}}^1$

素因数の和:39329

約数の個数: 16

約数和(自身を含む): 85835568

約数和(自身を除く): 21971443

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 39301, 196505, 510913, 982525, 2554565, 4912625, 12772825, 63864125]

約数ペア:

[(1, 63864125), (5, 12772825), (13, 4912625), (25, 2554565), (65, 982525), (125, 510913), (325, 196505), (1625, 39301)]