13140625

素因数分解:

$5^6\times {\mathrm{29}}^2$

素因数の和:88

約数の個数: 21

約数和(自身を含む): 17011501

約数和(自身を除く): 3870876

約数列:

[1, 5, 25, 29, 125, 145, 625, 725, 841, 3125, 3625, 4205, 15625, 18125, 21025, 90625, 105125, 453125, 525625, 2628125, 13140625]

約数ペア:

[(1, 13140625), (5, 2628125), (25, 525625), (29, 453125), (125, 105125), (145, 90625), (625, 21025), (725, 18125), (841, 15625), (3125, 4205)]