20100535

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6311}}^1$

素因数の和:6343

約数の個数: 24

約数和(自身を含む): 30221856

約数和(自身を除く): 10121321

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 6311, 31555, 44177, 82043, 220885, 309239, 410215, 574301, 1546195, 2871505, 4020107, 20100535]

約数ペア:

[(1, 20100535), (5, 4020107), (7, 2871505), (13, 1546195), (35, 574301), (49, 410215), (65, 309239), (91, 220885), (245, 82043), (455, 44177), (637, 31555), (3185, 6311)]