51790820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{32779}}^1$

素因数の和:32867

約数の個数: 24

約数和(自身を含む): 110140800

約数和(自身を除く): 58349980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 32779, 65558, 131116, 163895, 327790, 655580, 2589541, 5179082, 10358164, 12947705, 25895410, 51790820]

約数ペア:

[(1, 51790820), (2, 25895410), (4, 12947705), (5, 10358164), (10, 5179082), (20, 2589541), (79, 655580), (158, 327790), (316, 163895), (395, 131116), (790, 65558), (1580, 32779)]