80394765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{2551}}^1$

素因数の和:2761

約数の個数: 32

約数和(自身を含む): 141115392

約数和(自身を除く): 60720627

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 191, 573, 955, 2101, 2551, 2865, 6303, 7653, 10505, 12755, 28061, 31515, 38265, 84183, 140305, 420915, 487241, 1461723, 2436205, 5359651, 7308615, 16078953, 26798255, 80394765]

約数ペア:

[(1, 80394765), (3, 26798255), (5, 16078953), (11, 7308615), (15, 5359651), (33, 2436205), (55, 1461723), (165, 487241), (191, 420915), (573, 140305), (955, 84183), (2101, 38265), (2551, 31515), (2865, 28061), (6303, 12755), (7653, 10505)]