129753620

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{8779}}^1$

素因数の和:9527

約数の個数: 24

約数和(自身を含む): 272882400

約数和(自身を除く): 143128780

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 7390, 8779, 14780, 17558, 35116, 43895, 87790, 175580, 6487681, 12975362, 25950724, 32438405, 64876810, 129753620]

約数ペア:

[(1, 129753620), (2, 64876810), (4, 32438405), (5, 25950724), (10, 12975362), (20, 6487681), (739, 175580), (1478, 87790), (2956, 43895), (3695, 35116), (7390, 17558), (8779, 14780)]