165388535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 223534080

約数和(自身を除く): 58145545

約数列:

[1, 5, 13, 43, 47, 65, 215, 235, 559, 611, 1259, 2021, 2795, 3055, 6295, 10105, 16367, 26273, 54137, 59173, 81835, 131365, 270685, 295865, 703781, 769249, 2544439, 3518905, 3846245, 12722195, 33077707, 165388535]

約数ペア:

[(1, 165388535), (5, 33077707), (13, 12722195), (43, 3846245), (47, 3518905), (65, 2544439), (215, 769249), (235, 703781), (559, 295865), (611, 270685), (1259, 131365), (2021, 81835), (2795, 59173), (3055, 54137), (6295, 26273), (10105, 16367)]