79210840

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27127}}^1$

素因数の和:27211

約数の個数: 32

約数和(自身を含む): 180672480

約数和(自身を除く): 101461640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 27127, 54254, 108508, 135635, 217016, 271270, 542540, 1085080, 1980271, 3960542, 7921084, 9901355, 15842168, 19802710, 39605420, 79210840]

約数ペア:

[(1, 79210840), (2, 39605420), (4, 19802710), (5, 15842168), (8, 9901355), (10, 7921084), (20, 3960542), (40, 1980271), (73, 1085080), (146, 542540), (292, 271270), (365, 217016), (584, 135635), (730, 108508), (1460, 54254), (2920, 27127)]