25439570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15053}}^1$

素因数の和:15086

約数の個数: 24

約数和(自身を含む): 49587876

約数和(自身を除く): 24148306

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 15053, 30106, 75265, 150530, 195689, 391378, 978445, 1956890, 2543957, 5087914, 12719785, 25439570]

約数ペア:

[(1, 25439570), (2, 12719785), (5, 5087914), (10, 2543957), (13, 1956890), (26, 978445), (65, 391378), (130, 195689), (169, 150530), (338, 75265), (845, 30106), (1690, 15053)]