42528980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163573}}^1$

素因数の和:163595

約数の個数: 24

約数和(自身を含む): 96181512

約数和(自身を除く): 53652532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 163573, 327146, 654292, 817865, 1635730, 2126449, 3271460, 4252898, 8505796, 10632245, 21264490, 42528980]

約数ペア:

[(1, 42528980), (2, 21264490), (4, 10632245), (5, 8505796), (10, 4252898), (13, 3271460), (20, 2126449), (26, 1635730), (52, 817865), (65, 654292), (130, 327146), (260, 163573)]