12983900

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{827}}^1$

素因数の和:998

約数の個数: 36

約数和(自身を含む): 28388808

約数和(自身を除く): 15404908

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 827, 1570, 1654, 3140, 3308, 3925, 4135, 7850, 8270, 15700, 16540, 20675, 41350, 82700, 129839, 259678, 519356, 649195, 1298390, 2596780, 3245975, 6491950, 12983900]

約数ペア:

[(1, 12983900), (2, 6491950), (4, 3245975), (5, 2596780), (10, 1298390), (20, 649195), (25, 519356), (50, 259678), (100, 129839), (157, 82700), (314, 41350), (628, 20675), (785, 16540), (827, 15700), (1570, 8270), (1654, 7850), (3140, 4135), (3308, 3925)]