25965836

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:642

約数の個数: 36

約数和(自身を含む): 49989744

約数和(自身を除く): 24023908

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 169, 284, 338, 541, 676, 923, 1082, 1846, 2164, 3692, 7033, 11999, 14066, 23998, 28132, 38411, 47996, 76822, 91429, 153644, 182858, 365716, 499343, 998686, 1997372, 6491459, 12982918, 25965836]

約数ペア:

[(1, 25965836), (2, 12982918), (4, 6491459), (13, 1997372), (26, 998686), (52, 499343), (71, 365716), (142, 182858), (169, 153644), (284, 91429), (338, 76822), (541, 47996), (676, 38411), (923, 28132), (1082, 23998), (1846, 14066), (2164, 11999), (3692, 7033)]