205125280895

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1\times {\mathrm{1017209}}^1$

素因数の和:1018546

約数の個数: 16

約数和(自身を含む): 254286224640

約数和(自身を除く): 49160943745

約数列:

[1, 5, 31, 155, 1301, 6505, 40331, 201655, 1017209, 5086045, 31533479, 157667395, 1323388909, 6616944545, 41025056179, 205125280895]

約数ペア:

[(1, 205125280895), (5, 41025056179), (31, 6616944545), (155, 1323388909), (1301, 157667395), (6505, 31533479), (40331, 5086045), (201655, 1017209)]