28825400

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1427}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 67730040

約数和(自身を除く): 38904640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 1427, 2020, 2525, 2854, 4040, 5050, 5708, 7135, 10100, 11416, 14270, 20200, 28540, 35675, 57080, 71350, 142700, 144127, 285400, 288254, 576508, 720635, 1153016, 1441270, 2882540, 3603175, 5765080, 7206350, 14412700, 28825400]

約数ペア:

[(1, 28825400), (2, 14412700), (4, 7206350), (5, 5765080), (8, 3603175), (10, 2882540), (20, 1441270), (25, 1153016), (40, 720635), (50, 576508), (100, 288254), (101, 285400), (200, 144127), (202, 142700), (404, 71350), (505, 57080), (808, 35675), (1010, 28540), (1427, 20200), (2020, 14270), (2525, 11416), (2854, 10100), (4040, 7135), (5050, 5708)]