71805290

素因数分解:

$2^1\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{6911}}^1$

素因数の和:7957

約数の個数: 16

約数和(自身を含む): 129392640

約数和(自身を除く): 57587350

約数列:

[1, 2, 5, 10, 1039, 2078, 5195, 6911, 10390, 13822, 34555, 69110, 7180529, 14361058, 35902645, 71805290]

約数ペア:

[(1, 71805290), (2, 35902645), (5, 14361058), (10, 7180529), (1039, 69110), (2078, 34555), (5195, 13822), (6911, 10390)]