78135664

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{25303}}^1$

素因数の和:25504

約数の個数: 20

約数和(自身を含む): 152178256

約数和(自身を除く): 74042592

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 25303, 50606, 101212, 202424, 404848, 4883479, 9766958, 19533916, 39067832, 78135664]

約数ペア:

[(1, 78135664), (2, 39067832), (4, 19533916), (8, 9766958), (16, 4883479), (193, 404848), (386, 202424), (772, 101212), (1544, 50606), (3088, 25303)]