82169620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{316037}}^1$

素因数の和:316059

約数の個数: 24

約数和(自身を含む): 185830344

約数和(自身を除く): 103660724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 316037, 632074, 1264148, 1580185, 3160370, 4108481, 6320740, 8216962, 16433924, 20542405, 41084810, 82169620]

約数ペア:

[(1, 82169620), (2, 41084810), (4, 20542405), (5, 16433924), (10, 8216962), (13, 6320740), (20, 4108481), (26, 3160370), (52, 1580185), (65, 1264148), (130, 632074), (260, 316037)]