80979965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 109904256

約数和(自身を除く): 28924291

約数列:

[1, 5, 11, 43, 55, 97, 215, 353, 473, 485, 1067, 1765, 2365, 3883, 4171, 5335, 15179, 19415, 20855, 34241, 45881, 75895, 166969, 171205, 229405, 376651, 834845, 1472363, 1883255, 7361815, 16195993, 80979965]

約数ペア:

[(1, 80979965), (5, 16195993), (11, 7361815), (43, 1883255), (55, 1472363), (97, 834845), (215, 376651), (353, 229405), (473, 171205), (485, 166969), (1067, 75895), (1765, 45881), (2365, 34241), (3883, 20855), (4171, 19415), (5335, 15179)]