325198540

素因数分解:

$2^2\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{12713}}^1$

素因数の和:14001

約数の個数: 24

約数和(自身を含む): 683504640

約数和(自身を除く): 358306100

約数列:

[1, 2, 4, 5, 10, 20, 1279, 2558, 5116, 6395, 12713, 12790, 25426, 25580, 50852, 63565, 127130, 254260, 16259927, 32519854, 65039708, 81299635, 162599270, 325198540]

約数ペア:

[(1, 325198540), (2, 162599270), (4, 81299635), (5, 65039708), (10, 32519854), (20, 16259927), (1279, 254260), (2558, 127130), (5116, 63565), (6395, 50852), (12713, 25580), (12790, 25426)]