76989275

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:884

約数の個数: 36

約数和(自身を含む): 108451392

約数和(自身を除く): 31462117

約数列:

[1, 5, 11, 25, 31, 55, 121, 155, 275, 341, 605, 775, 821, 1705, 3025, 3751, 4105, 8525, 9031, 18755, 20525, 25451, 45155, 93775, 99341, 127255, 225775, 279961, 496705, 636275, 1399805, 2483525, 3079571, 6999025, 15397855, 76989275]

約数ペア:

[(1, 76989275), (5, 15397855), (11, 6999025), (25, 3079571), (31, 2483525), (55, 1399805), (121, 636275), (155, 496705), (275, 279961), (341, 225775), (605, 127255), (775, 99341), (821, 93775), (1705, 45155), (3025, 25451), (3751, 20525), (4105, 18755), (8525, 9031)]