22502800

素因数分解:

$2^4\times 5^2\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:676

約数の個数: 60

約数和(自身を含む): 54696276

約数和(自身を除く): 32193476

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 200, 202, 400, 404, 505, 557, 808, 1010, 1114, 1616, 2020, 2228, 2525, 2785, 4040, 4456, 5050, 5570, 8080, 8912, 10100, 11140, 13925, 20200, 22280, 27850, 40400, 44560, 55700, 56257, 111400, 112514, 222800, 225028, 281285, 450056, 562570, 900112, 1125140, 1406425, 2250280, 2812850, 4500560, 5625700, 11251400, 22502800]

約数ペア:

[(1, 22502800), (2, 11251400), (4, 5625700), (5, 4500560), (8, 2812850), (10, 2250280), (16, 1406425), (20, 1125140), (25, 900112), (40, 562570), (50, 450056), (80, 281285), (100, 225028), (101, 222800), (200, 112514), (202, 111400), (400, 56257), (404, 55700), (505, 44560), (557, 40400), (808, 27850), (1010, 22280), (1114, 20200), (1616, 13925), (2020, 11140), (2228, 10100), (2525, 8912), (2785, 8080), (4040, 5570), (4456, 5050)]