79605640

素因数分解:

$2^3\times 5^1\times {\mathrm{1990141}}^1$

素因数の和:1990152

約数の個数: 16

約数和(自身を含む): 179112780

約数和(自身を除く): 99507140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1990141, 3980282, 7960564, 9950705, 15921128, 19901410, 39802820, 79605640]

約数ペア:

[(1, 79605640), (2, 39802820), (4, 19901410), (5, 15921128), (8, 9950705), (10, 7960564), (20, 3980282), (40, 1990141)]