53512420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205817}}^1$

素因数の和:205839

約数の個数: 24

約数和(自身を含む): 121020984

約数和(自身を除く): 67508564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 205817, 411634, 823268, 1029085, 2058170, 2675621, 4116340, 5351242, 10702484, 13378105, 26756210, 53512420]

約数ペア:

[(1, 53512420), (2, 26756210), (4, 13378105), (5, 10702484), (10, 5351242), (13, 4116340), (20, 2675621), (26, 2058170), (52, 1029085), (65, 823268), (130, 411634), (260, 205817)]