160304840

素因数分解:

$2^3\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{2551}}^1$

素因数の和:4133

約数の個数: 32

約数和(自身を含む): 361056960

約数和(自身を除く): 200752120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1571, 2551, 3142, 5102, 6284, 7855, 10204, 12568, 12755, 15710, 20408, 25510, 31420, 51020, 62840, 102040, 4007621, 8015242, 16030484, 20038105, 32060968, 40076210, 80152420, 160304840]

約数ペア:

[(1, 160304840), (2, 80152420), (4, 40076210), (5, 32060968), (8, 20038105), (10, 16030484), (20, 8015242), (40, 4007621), (1571, 102040), (2551, 62840), (3142, 51020), (5102, 31420), (6284, 25510), (7855, 20408), (10204, 15710), (12568, 12755)]