81064204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{3617}}^1$

素因数の和:4065

約数の個数: 24

約数和(自身を含む): 153171648

約数和(自身を除く): 72107444

約数列:

[1, 2, 4, 13, 26, 52, 431, 862, 1724, 3617, 5603, 7234, 11206, 14468, 22412, 47021, 94042, 188084, 1558927, 3117854, 6235708, 20266051, 40532102, 81064204]

約数ペア:

[(1, 81064204), (2, 40532102), (4, 20266051), (13, 6235708), (26, 3117854), (52, 1558927), (431, 188084), (862, 94042), (1724, 47021), (3617, 22412), (5603, 14468), (7234, 11206)]