77705292670

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1\times {\mathrm{39563}}^1$

素因数の和:40764

約数の個数: 32

約数和(自身を含む): 140724083808

約数和(自身を除く): 63018791138

約数列:

[1, 2, 5, 10, 197, 394, 985, 997, 1970, 1994, 4985, 9970, 39563, 79126, 196409, 197815, 392818, 395630, 982045, 1964090, 7793911, 15587822, 38969555, 39444311, 77939110, 78888622, 197221555, 394443110, 7770529267, 15541058534, 38852646335, 77705292670]

約数ペア:

[(1, 77705292670), (2, 38852646335), (5, 15541058534), (10, 7770529267), (197, 394443110), (394, 197221555), (985, 78888622), (997, 77939110), (1970, 39444311), (1994, 38969555), (4985, 15587822), (9970, 7793911), (39563, 1964090), (79126, 982045), (196409, 395630), (197815, 392818)]