9887125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 13628160

約数和(自身を除く): 3741035

約数列:

[1, 5, 19, 23, 25, 95, 115, 125, 181, 437, 475, 575, 905, 2185, 2375, 2875, 3439, 4163, 4525, 10925, 17195, 20815, 22625, 54625, 79097, 85975, 104075, 395485, 429875, 520375, 1977425, 9887125]

約数ペア:

[(1, 9887125), (5, 1977425), (19, 520375), (23, 429875), (25, 395485), (95, 104075), (115, 85975), (125, 79097), (181, 54625), (437, 22625), (475, 20815), (575, 17195), (905, 10925), (2185, 4525), (2375, 4163), (2875, 3439)]