404873275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{20269}}^1$

素因数の和:20343

約数の個数: 24

約数和(自身を含む): 542911680

約数和(自身を除く): 138038405

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 3995, 19975, 20269, 101345, 344573, 506725, 952643, 1722865, 4763215, 8614325, 16194931, 23816075, 80974655, 404873275]

約数ペア:

[(1, 404873275), (5, 80974655), (17, 23816075), (25, 16194931), (47, 8614325), (85, 4763215), (235, 1722865), (425, 952643), (799, 506725), (1175, 344573), (3995, 101345), (19975, 20269)]