64699060

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{2917}}^1$

素因数の和:4035

約数の個数: 24

約数和(自身を含む): 136037160

約数和(自身を除く): 71338100

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 2917, 4436, 5545, 5834, 11090, 11668, 14585, 22180, 29170, 58340, 3234953, 6469906, 12939812, 16174765, 32349530, 64699060]

約数ペア:

[(1, 64699060), (2, 32349530), (4, 16174765), (5, 12939812), (10, 6469906), (20, 3234953), (1109, 58340), (2218, 29170), (2917, 22180), (4436, 14585), (5545, 11668), (5834, 11090)]