205121270

素因数分解:

$2^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{74051}}^1$

素因数の和:74335

約数の個数: 16

約数和(自身を含む): 370556208

約数和(自身を除く): 165434938

約数列:

[1, 2, 5, 10, 277, 554, 1385, 2770, 74051, 148102, 370255, 740510, 20512127, 41024254, 102560635, 205121270]

約数ペア:

[(1, 205121270), (2, 102560635), (5, 41024254), (10, 20512127), (277, 740510), (554, 370255), (1385, 148102), (2770, 74051)]