82897620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106279}}^1$

素因数の和:106304

約数の個数: 48

約数和(自身を含む): 249970560

約数和(自身を除く): 167072940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 106279, 212558, 318837, 425116, 531395, 637674, 1062790, 1275348, 1381627, 1594185, 2125580, 2763254, 3188370, 4144881, 5526508, 6376740, 6908135, 8289762, 13816270, 16579524, 20724405, 27632540, 41448810, 82897620]

約数ペア:

[(1, 82897620), (2, 41448810), (3, 27632540), (4, 20724405), (5, 16579524), (6, 13816270), (10, 8289762), (12, 6908135), (13, 6376740), (15, 5526508), (20, 4144881), (26, 3188370), (30, 2763254), (39, 2125580), (52, 1594185), (60, 1381627), (65, 1275348), (78, 1062790), (130, 637674), (156, 531395), (195, 425116), (260, 318837), (390, 212558), (780, 106279)]