77720870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{268003}}^1$

素因数の和:268039

約数の個数: 16

約数和(自身を含む): 144722160

約数和(自身を除く): 67001290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 268003, 536006, 1340015, 2680030, 7772087, 15544174, 38860435, 77720870]

約数ペア:

[(1, 77720870), (2, 38860435), (5, 15544174), (10, 7772087), (29, 2680030), (58, 1340015), (145, 536006), (290, 268003)]