208048772560

素因数分解:

$2^4\times 5^1\times {\mathrm{2600609657}}^1$

素因数の和:2600609670

約数の個数: 20

約数和(自身を含む): 483713396388

約数和(自身を除く): 275664623828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2600609657, 5201219314, 10402438628, 13003048285, 20804877256, 26006096570, 41609754512, 52012193140, 104024386280, 208048772560]

約数ペア:

[(1, 208048772560), (2, 104024386280), (4, 52012193140), (5, 41609754512), (8, 26006096570), (10, 20804877256), (16, 13003048285), (20, 10402438628), (40, 5201219314), (80, 2600609657)]