7990400

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 21628080

約数和(自身を除く): 13637680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 128, 160, 176, 200, 220, 227, 275, 320, 352, 400, 440, 454, 550, 640, 704, 800, 880, 908, 1100, 1135, 1408, 1600, 1760, 1816, 2200, 2270, 2497, 3200, 3520, 3632, 4400, 4540, 4994, 5675, 7040, 7264, 8800, 9080, 9988, 11350, 12485, 14528, 17600, 18160, 19976, 22700, 24970, 29056, 35200, 36320, 39952, 45400, 49940, 62425, 72640, 79904, 90800, 99880, 124850, 145280, 159808, 181600, 199760, 249700, 319616, 363200, 399520, 499400, 726400, 799040, 998800, 1598080, 1997600, 3995200, 7990400]

約数ペア:

[(1, 7990400), (2, 3995200), (4, 1997600), (5, 1598080), (8, 998800), (10, 799040), (11, 726400), (16, 499400), (20, 399520), (22, 363200), (25, 319616), (32, 249700), (40, 199760), (44, 181600), (50, 159808), (55, 145280), (64, 124850), (80, 99880), (88, 90800), (100, 79904), (110, 72640), (128, 62425), (160, 49940), (176, 45400), (200, 39952), (220, 36320), (227, 35200), (275, 29056), (320, 24970), (352, 22700), (400, 19976), (440, 18160), (454, 17600), (550, 14528), (640, 12485), (704, 11350), (800, 9988), (880, 9080), (908, 8800), (1100, 7264), (1135, 7040), (1408, 5675), (1600, 4994), (1760, 4540), (1816, 4400), (2200, 3632), (2270, 3520), (2497, 3200)]