79152280

素因数分解:

$2^3\times 5^1\times {\mathrm{1978807}}^1$

素因数の和:1978818

約数の個数: 16

約数和(自身を含む): 178092720

約数和(自身を除く): 98940440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1978807, 3957614, 7915228, 9894035, 15830456, 19788070, 39576140, 79152280]

約数ペア:

[(1, 79152280), (2, 39576140), (4, 19788070), (5, 15830456), (8, 9894035), (10, 7915228), (20, 3957614), (40, 1978807)]