129236416

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{25561}}^1$

素因数の和:25652

約数の個数: 28

約数和(自身を含む): 259709920

約数和(自身を除く): 130473504

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 5056, 25561, 51122, 102244, 204488, 408976, 817952, 1635904, 2019319, 4038638, 8077276, 16154552, 32309104, 64618208, 129236416]

約数ペア:

[(1, 129236416), (2, 64618208), (4, 32309104), (8, 16154552), (16, 8077276), (32, 4038638), (64, 2019319), (79, 1635904), (158, 817952), (316, 408976), (632, 204488), (1264, 102244), (2528, 51122), (5056, 25561)]