289955825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29663}}^1$

素因数の和:29713

約数の個数: 24

約数和(自身を含む): 397260288

約数和(自身を除く): 107304463

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 9775, 29663, 148315, 504271, 682249, 741575, 2521355, 3411245, 11598233, 12606775, 17056225, 57991165, 289955825]

約数ペア:

[(1, 289955825), (5, 57991165), (17, 17056225), (23, 12606775), (25, 11598233), (85, 3411245), (115, 2521355), (391, 741575), (425, 682249), (575, 504271), (1955, 148315), (9775, 29663)]