19880458825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{503}}^1\times {\mathrm{68737}}^1$

素因数の和:69273

約数の個数: 24

約数和(自身を含む): 25775100288

約数和(自身を除く): 5894641463

約数列:

[1, 5, 23, 25, 115, 503, 575, 2515, 11569, 12575, 57845, 68737, 289225, 343685, 1580951, 1718425, 7904755, 34574711, 39523775, 172873555, 795218353, 864367775, 3976091765, 19880458825]

約数ペア:

[(1, 19880458825), (5, 3976091765), (23, 864367775), (25, 795218353), (115, 172873555), (503, 39523775), (575, 34574711), (2515, 7904755), (11569, 1718425), (12575, 1580951), (57845, 343685), (68737, 289225)]