86802820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{333857}}^1$

素因数の和:333879

約数の個数: 24

約数和(自身を含む): 196308504

約数和(自身を除く): 109505684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 333857, 667714, 1335428, 1669285, 3338570, 4340141, 6677140, 8680282, 17360564, 21700705, 43401410, 86802820]

約数ペア:

[(1, 86802820), (2, 43401410), (4, 21700705), (5, 17360564), (10, 8680282), (13, 6677140), (20, 4340141), (26, 3338570), (52, 1669285), (65, 1335428), (130, 667714), (260, 333857)]