80265915

素因数分解:

$3^2\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1747}}^1$

素因数の和:2779

約数の個数: 24

約数和(自身を含む): 139343568

約数和(自身を除く): 59077653

約数列:

[1, 3, 5, 9, 15, 45, 1021, 1747, 3063, 5105, 5241, 8735, 9189, 15315, 15723, 26205, 45945, 78615, 1783687, 5351061, 8918435, 16053183, 26755305, 80265915]

約数ペア:

[(1, 80265915), (3, 26755305), (5, 16053183), (9, 8918435), (15, 5351061), (45, 1783687), (1021, 78615), (1747, 45945), (3063, 26205), (5105, 15723), (5241, 15315), (8735, 9189)]