200875280

素因数分解:

$2^4\times 5^1\times {\mathrm{2510941}}^1$

素因数の和:2510954

約数の個数: 20

約数和(自身を含む): 467035212

約数和(自身を除く): 266159932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2510941, 5021882, 10043764, 12554705, 20087528, 25109410, 40175056, 50218820, 100437640, 200875280]

約数ペア:

[(1, 200875280), (2, 100437640), (4, 50218820), (5, 40175056), (8, 25109410), (10, 20087528), (16, 12554705), (20, 10043764), (40, 5021882), (80, 2510941)]