245859800

素因数分解:

$2^3\times 5^2\times {\mathrm{557}}^1\times {\mathrm{2207}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 572909760

約数和(自身を除く): 327049960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 557, 1114, 2207, 2228, 2785, 4414, 4456, 5570, 8828, 11035, 11140, 13925, 17656, 22070, 22280, 27850, 44140, 55175, 55700, 88280, 110350, 111400, 220700, 441400, 1229299, 2458598, 4917196, 6146495, 9834392, 12292990, 24585980, 30732475, 49171960, 61464950, 122929900, 245859800]

約数ペア:

[(1, 245859800), (2, 122929900), (4, 61464950), (5, 49171960), (8, 30732475), (10, 24585980), (20, 12292990), (25, 9834392), (40, 6146495), (50, 4917196), (100, 2458598), (200, 1229299), (557, 441400), (1114, 220700), (2207, 111400), (2228, 110350), (2785, 88280), (4414, 55700), (4456, 55175), (5570, 44140), (8828, 27850), (11035, 22280), (11140, 22070), (13925, 17656)]