154980005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{7873}}^1$

素因数の和:8036

約数の個数: 16

約数和(自身を含む): 193511424

約数和(自身を除く): 38531419

約数列:

[1, 5, 31, 127, 155, 635, 3937, 7873, 19685, 39365, 244063, 999871, 1220315, 4999355, 30996001, 154980005]

約数ペア:

[(1, 154980005), (5, 30996001), (31, 4999355), (127, 1220315), (155, 999871), (635, 244063), (3937, 39365), (7873, 19685)]