80930875

素因数分解:

$5^3\times {\mathrm{409}}^1\times {\mathrm{1583}}^1$

素因数の和:2007

約数の個数: 16

約数和(自身を含む): 101312640

約数和(自身を除く): 20381765

約数列:

[1, 5, 25, 125, 409, 1583, 2045, 7915, 10225, 39575, 51125, 197875, 647447, 3237235, 16186175, 80930875]

約数ペア:

[(1, 80930875), (5, 16186175), (25, 3237235), (125, 647447), (409, 197875), (1583, 51125), (2045, 39575), (7915, 10225)]