201808765

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{1531}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 248625216

約数和(自身を除く): 46816451

約数列:

[1, 5, 41, 205, 643, 1531, 3215, 7655, 26363, 62771, 131815, 313855, 984433, 4922165, 40361753, 201808765]

約数ペア:

[(1, 201808765), (5, 40361753), (41, 4922165), (205, 984433), (643, 313855), (1531, 131815), (3215, 62771), (7655, 26363)]