45005600

素因数分解:

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

素因数の和:678

約数の個数: 72

約数和(自身を含む): 111156948

約数和(自身を除く): 66151348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 160, 200, 202, 400, 404, 505, 557, 800, 808, 1010, 1114, 1616, 2020, 2228, 2525, 2785, 3232, 4040, 4456, 5050, 5570, 8080, 8912, 10100, 11140, 13925, 16160, 17824, 20200, 22280, 27850, 40400, 44560, 55700, 56257, 80800, 89120, 111400, 112514, 222800, 225028, 281285, 445600, 450056, 562570, 900112, 1125140, 1406425, 1800224, 2250280, 2812850, 4500560, 5625700, 9001120, 11251400, 22502800, 45005600]

約数ペア:

[(1, 45005600), (2, 22502800), (4, 11251400), (5, 9001120), (8, 5625700), (10, 4500560), (16, 2812850), (20, 2250280), (25, 1800224), (32, 1406425), (40, 1125140), (50, 900112), (80, 562570), (100, 450056), (101, 445600), (160, 281285), (200, 225028), (202, 222800), (400, 112514), (404, 111400), (505, 89120), (557, 80800), (800, 56257), (808, 55700), (1010, 44560), (1114, 40400), (1616, 27850), (2020, 22280), (2228, 20200), (2525, 17824), (2785, 16160), (3232, 13925), (4040, 11140), (4456, 10100), (5050, 8912), (5570, 8080)]