12257500

素因数分解:

$2^2\times 5^4\times {\mathrm{4903}}^1$

素因数の和:4927

約数の個数: 30

約数和(自身を含む): 26810168

約数和(自身を除く): 14552668

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 4903, 9806, 19612, 24515, 49030, 98060, 122575, 245150, 490300, 612875, 1225750, 2451500, 3064375, 6128750, 12257500]

約数ペア:

[(1, 12257500), (2, 6128750), (4, 3064375), (5, 2451500), (10, 1225750), (20, 612875), (25, 490300), (50, 245150), (100, 122575), (125, 98060), (250, 49030), (500, 24515), (625, 19612), (1250, 9806), (2500, 4903)]