201980822585

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{4001}}^1\times {\mathrm{438979}}^1$

素因数の和:443008

約数の個数: 16

約数和(自身を含む): 252978906240

約数和(自身を除く): 50998083655

約数列:

[1, 5, 23, 115, 4001, 20005, 92023, 438979, 460115, 2194895, 10096517, 50482585, 1756354979, 8781774895, 40396164517, 201980822585]

約数ペア:

[(1, 201980822585), (5, 40396164517), (23, 8781774895), (115, 1756354979), (4001, 50482585), (20005, 10096517), (92023, 2194895), (438979, 460115)]