77622980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{569}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 172368000

約数和(自身を除く): 94745020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 359, 380, 569, 718, 1138, 1436, 1795, 2276, 2845, 3590, 5690, 6821, 7180, 10811, 11380, 13642, 21622, 27284, 34105, 43244, 54055, 68210, 108110, 136420, 204271, 216220, 408542, 817084, 1021355, 2042710, 3881149, 4085420, 7762298, 15524596, 19405745, 38811490, 77622980]

約数ペア:

[(1, 77622980), (2, 38811490), (4, 19405745), (5, 15524596), (10, 7762298), (19, 4085420), (20, 3881149), (38, 2042710), (76, 1021355), (95, 817084), (190, 408542), (359, 216220), (380, 204271), (569, 136420), (718, 108110), (1138, 68210), (1436, 54055), (1795, 43244), (2276, 34105), (2845, 27284), (3590, 21622), (5690, 13642), (6821, 11380), (7180, 10811)]