2806750

素因数分解:

$2^1\times 5^3\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 5353920

約数和(自身を除く): 2547170

約数列:

[1, 2, 5, 10, 25, 50, 103, 109, 125, 206, 218, 250, 515, 545, 1030, 1090, 2575, 2725, 5150, 5450, 11227, 12875, 13625, 22454, 25750, 27250, 56135, 112270, 280675, 561350, 1403375, 2806750]

約数ペア:

[(1, 2806750), (2, 1403375), (5, 561350), (10, 280675), (25, 112270), (50, 56135), (103, 27250), (109, 25750), (125, 22454), (206, 13625), (218, 12875), (250, 11227), (515, 5450), (545, 5150), (1030, 2725), (1090, 2575)]