80370665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{2131}}^1$

素因数の和:2552

約数の個数: 16

約数和(自身を含む): 101824320

約数和(自身を除く): 21453655

約数列:

[1, 5, 19, 95, 397, 1985, 2131, 7543, 10655, 37715, 40489, 202445, 846007, 4230035, 16074133, 80370665]

約数ペア:

[(1, 80370665), (5, 16074133), (19, 4230035), (95, 846007), (397, 202445), (1985, 40489), (2131, 37715), (7543, 10655)]