77859520

素因数分解:

$2^6\times 5^1\times {\mathrm{243311}}^1$

素因数の和:243328

約数の個数: 28

約数和(自身を含む): 185403744

約数和(自身を除く): 107544224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 243311, 486622, 973244, 1216555, 1946488, 2433110, 3892976, 4866220, 7785952, 9732440, 15571904, 19464880, 38929760, 77859520]

約数ペア:

[(1, 77859520), (2, 38929760), (4, 19464880), (5, 15571904), (8, 9732440), (10, 7785952), (16, 4866220), (20, 3892976), (32, 2433110), (40, 1946488), (64, 1216555), (80, 973244), (160, 486622), (320, 243311)]