67807400

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1721}}^1$

素因数の和:1934

約数の個数: 48

約数和(自身を含む): 158544540

約数和(自身を除く): 90737140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1721, 1970, 3442, 3940, 4925, 6884, 7880, 8605, 9850, 13768, 17210, 19700, 34420, 39400, 43025, 68840, 86050, 172100, 339037, 344200, 678074, 1356148, 1695185, 2712296, 3390370, 6780740, 8475925, 13561480, 16951850, 33903700, 67807400]

約数ペア:

[(1, 67807400), (2, 33903700), (4, 16951850), (5, 13561480), (8, 8475925), (10, 6780740), (20, 3390370), (25, 2712296), (40, 1695185), (50, 1356148), (100, 678074), (197, 344200), (200, 339037), (394, 172100), (788, 86050), (985, 68840), (1576, 43025), (1721, 39400), (1970, 34420), (3442, 19700), (3940, 17210), (4925, 13768), (6884, 9850), (7880, 8605)]