66031780

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 141903216

約数和(自身を除く): 75871436

約数列:

[1, 2, 4, 5, 10, 20, 97, 101, 194, 202, 337, 388, 404, 485, 505, 674, 970, 1010, 1348, 1685, 1940, 2020, 3370, 6740, 9797, 19594, 32689, 34037, 39188, 48985, 65378, 68074, 97970, 130756, 136148, 163445, 170185, 195940, 326890, 340370, 653780, 680740, 3301589, 6603178, 13206356, 16507945, 33015890, 66031780]

約数ペア:

[(1, 66031780), (2, 33015890), (4, 16507945), (5, 13206356), (10, 6603178), (20, 3301589), (97, 680740), (101, 653780), (194, 340370), (202, 326890), (337, 195940), (388, 170185), (404, 163445), (485, 136148), (505, 130756), (674, 97970), (970, 68074), (1010, 65378), (1348, 48985), (1685, 39188), (1940, 34037), (2020, 32689), (3370, 19594), (6740, 9797)]