8285405180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31866943}}^1$

素因数の和:31866965

約数の個数: 24

約数和(自身を含む): 18737763072

約数和(自身を除く): 10452357892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31866943, 63733886, 127467772, 159334715, 318669430, 414270259, 637338860, 828540518, 1657081036, 2071351295, 4142702590, 8285405180]

約数ペア:

[(1, 8285405180), (2, 4142702590), (4, 2071351295), (5, 1657081036), (10, 828540518), (13, 637338860), (20, 414270259), (26, 318669430), (52, 159334715), (65, 127467772), (130, 63733886), (260, 31866943)]