87820375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 116812800

約数和(自身を除く): 28992425

約数列:

[1, 5, 19, 25, 95, 103, 125, 359, 475, 515, 1795, 1957, 2375, 2575, 6821, 8975, 9785, 12875, 34105, 36977, 44875, 48925, 170525, 184885, 244625, 702563, 852625, 924425, 3512815, 4622125, 17564075, 87820375]

約数ペア:

[(1, 87820375), (5, 17564075), (19, 4622125), (25, 3512815), (95, 924425), (103, 852625), (125, 702563), (359, 244625), (475, 184885), (515, 170525), (1795, 48925), (1957, 44875), (2375, 36977), (2575, 34105), (6821, 12875), (8975, 9785)]