42521180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163543}}^1$

素因数の和:163565

約数の個数: 24

約数和(自身を含む): 96163872

約数和(自身を除く): 53642692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 163543, 327086, 654172, 817715, 1635430, 2126059, 3270860, 4252118, 8504236, 10630295, 21260590, 42521180]

約数ペア:

[(1, 42521180), (2, 21260590), (4, 10630295), (5, 8504236), (10, 4252118), (13, 3270860), (20, 2126059), (26, 1635430), (52, 817715), (65, 654172), (130, 327086), (260, 163543)]