51501580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198083}}^1$

素因数の和:198105

約数の個数: 24

約数和(自身を含む): 116473392

約数和(自身を除く): 64971812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 198083, 396166, 792332, 990415, 1980830, 2575079, 3961660, 5150158, 10300316, 12875395, 25750790, 51501580]

約数ペア:

[(1, 51501580), (2, 25750790), (4, 12875395), (5, 10300316), (10, 5150158), (13, 3961660), (20, 2575079), (26, 1980830), (52, 990415), (65, 792332), (130, 396166), (260, 198083)]