80876205

素因数分解:

$3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1423}}^1$

素因数の和:1858

約数の個数: 32

約数和(自身を含む): 144222720

約数和(自身を除く): 63346515

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 421, 1263, 1423, 2105, 3789, 4269, 6315, 7115, 11367, 12807, 18945, 21345, 38421, 56835, 64035, 192105, 599083, 1797249, 2995415, 5391747, 8986245, 16175241, 26958735, 80876205]

約数ペア:

[(1, 80876205), (3, 26958735), (5, 16175241), (9, 8986245), (15, 5391747), (27, 2995415), (45, 1797249), (135, 599083), (421, 192105), (1263, 64035), (1423, 56835), (2105, 38421), (3789, 21345), (4269, 18945), (6315, 12807), (7115, 11367)]