204923485

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{7823}}^1$

素因数の和:7885

約数の個数: 24

約数和(自身を含む): 274904064

約数和(自身を除く): 69980579

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 2015, 5239, 7823, 26195, 39115, 101699, 242513, 508495, 1212565, 1322087, 3152669, 6610435, 15763345, 40984697, 204923485]

約数ペア:

[(1, 204923485), (5, 40984697), (13, 15763345), (31, 6610435), (65, 3152669), (155, 1322087), (169, 1212565), (403, 508495), (845, 242513), (2015, 101699), (5239, 39115), (7823, 26195)]