12713900

素因数分解:

$2^2\times 5^2\times {\mathrm{127139}}^1$

素因数の和:127153

約数の個数: 18

約数和(自身を含む): 27589380

約数和(自身を除く): 14875480

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127139, 254278, 508556, 635695, 1271390, 2542780, 3178475, 6356950, 12713900]

約数ペア:

[(1, 12713900), (2, 6356950), (4, 3178475), (5, 2542780), (10, 1271390), (20, 635695), (25, 508556), (50, 254278), (100, 127139)]