42880145

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{2273}}^1$

素因数の和:2310

約数の個数: 32

約数和(自身を含む): 65491200

約数和(自身を除く): 22611055

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 343, 385, 539, 1715, 2273, 2695, 3773, 11365, 15911, 18865, 25003, 79555, 111377, 125015, 175021, 556885, 779639, 875105, 1225147, 3898195, 6125735, 8576029, 42880145]

約数ペア:

[(1, 42880145), (5, 8576029), (7, 6125735), (11, 3898195), (35, 1225147), (49, 875105), (55, 779639), (77, 556885), (245, 175021), (343, 125015), (385, 111377), (539, 79555), (1715, 25003), (2273, 18865), (2695, 15911), (3773, 11365)]