428375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:187

約数の個数: 16

約数和(自身を含む): 561600

約数和(自身を除く): 133225

約数列:

[1, 5, 23, 25, 115, 125, 149, 575, 745, 2875, 3427, 3725, 17135, 18625, 85675, 428375]

約数ペア:

[(1, 428375), (5, 85675), (23, 18625), (25, 17135), (115, 3725), (125, 3427), (149, 2875), (575, 745)]