56554888780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{217518803}}^1$

素因数の和:217518825

約数の個数: 24

約数和(自身を含む): 127901056752

約数和(自身を除く): 71346167972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 217518803, 435037606, 870075212, 1087594015, 2175188030, 2827744439, 4350376060, 5655488878, 11310977756, 14138722195, 28277444390, 56554888780]

約数ペア:

[(1, 56554888780), (2, 28277444390), (4, 14138722195), (5, 11310977756), (10, 5655488878), (13, 4350376060), (20, 2827744439), (26, 2175188030), (52, 1087594015), (65, 870075212), (130, 435037606), (260, 217518803)]