80510185

素因数分解:

$5^1\times 7^2\times {\mathrm{373}}^1\times {\mathrm{881}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 112814856

約数和(自身を除く): 32304671

約数列:

[1, 5, 7, 35, 49, 245, 373, 881, 1865, 2611, 4405, 6167, 13055, 18277, 30835, 43169, 91385, 215845, 328613, 1643065, 2300291, 11501455, 16102037, 80510185]

約数ペア:

[(1, 80510185), (5, 16102037), (7, 11501455), (35, 2300291), (49, 1643065), (245, 328613), (373, 215845), (881, 91385), (1865, 43169), (2611, 30835), (4405, 18277), (6167, 13055)]