78637970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{4253}}^1$

素因数の和:4346

約数の個数: 24

約数和(自身を含む): 144950796

約数和(自身を除く): 66312826

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1849, 3698, 4253, 8506, 9245, 18490, 21265, 42530, 182879, 365758, 914395, 1828790, 7863797, 15727594, 39318985, 78637970]

約数ペア:

[(1, 78637970), (2, 39318985), (5, 15727594), (10, 7863797), (43, 1828790), (86, 914395), (215, 365758), (430, 182879), (1849, 42530), (3698, 21265), (4253, 18490), (8506, 9245)]