17487125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 23712000

約数和(自身を除く): 6224875

約数列:

[1, 5, 19, 25, 37, 95, 125, 185, 199, 475, 703, 925, 995, 2375, 3515, 3781, 4625, 4975, 7363, 17575, 18905, 24875, 36815, 87875, 94525, 139897, 184075, 472625, 699485, 920375, 3497425, 17487125]

約数ペア:

[(1, 17487125), (5, 3497425), (19, 920375), (25, 699485), (37, 472625), (95, 184075), (125, 139897), (185, 94525), (199, 87875), (475, 36815), (703, 24875), (925, 18905), (995, 17575), (2375, 7363), (3515, 4975), (3781, 4625)]