8408270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64679}}^1$

素因数の和:64699

約数の個数: 16

約数和(自身を含む): 16299360

約数和(自身を除く): 7891090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 64679, 129358, 323395, 646790, 840827, 1681654, 4204135, 8408270]

約数ペア:

[(1, 8408270), (2, 4204135), (5, 1681654), (10, 840827), (13, 646790), (26, 323395), (65, 129358), (130, 64679)]