85580125

素因数分解:

$5^3\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 119538432

約数和(自身を除く): 33958307

約数列:

[1, 5, 17, 23, 25, 85, 103, 115, 125, 289, 391, 425, 515, 575, 1445, 1751, 1955, 2125, 2369, 2575, 2875, 6647, 7225, 8755, 9775, 11845, 12875, 29767, 33235, 36125, 40273, 43775, 48875, 59225, 148835, 166175, 201365, 218875, 296125, 684641, 744175, 830875, 1006825, 3423205, 3720875, 5034125, 17116025, 85580125]

約数ペア:

[(1, 85580125), (5, 17116025), (17, 5034125), (23, 3720875), (25, 3423205), (85, 1006825), (103, 830875), (115, 744175), (125, 684641), (289, 296125), (391, 218875), (425, 201365), (515, 166175), (575, 148835), (1445, 59225), (1751, 48875), (1955, 43775), (2125, 40273), (2369, 36125), (2575, 33235), (2875, 29767), (6647, 12875), (7225, 11845), (8755, 9775)]