64205005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{1039}}^1$

素因数の和:1788

約数の個数: 16

約数和(自身を含む): 81768960

約数和(自身を除く): 17563955

約数列:

[1, 5, 17, 85, 727, 1039, 3635, 5195, 12359, 17663, 61795, 88315, 755353, 3776765, 12841001, 64205005]

約数ペア:

[(1, 64205005), (5, 12841001), (17, 3776765), (85, 755353), (727, 88315), (1039, 61795), (3635, 17663), (5195, 12359)]