205121349535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{2749}}^1\times {\mathrm{648841}}^1$

素因数の和:651618

約数の個数: 16

約数和(自身を含む): 256941432000

約数和(自身を除く): 51820082465

約数列:

[1, 5, 23, 115, 2749, 13745, 63227, 316135, 648841, 3244205, 14923343, 74616715, 1783663909, 8918319545, 41024269907, 205121349535]

約数ペア:

[(1, 205121349535), (5, 41024269907), (23, 8918319545), (115, 1783663909), (2749, 74616715), (13745, 14923343), (63227, 3244205), (316135, 648841)]