78923840

素因数分解:

$2^6\times 5^1\times {\mathrm{246637}}^1$

素因数の和:246654

約数の個数: 28

約数和(自身を含む): 187938156

約数和(自身を除く): 109014316

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 246637, 493274, 986548, 1233185, 1973096, 2466370, 3946192, 4932740, 7892384, 9865480, 15784768, 19730960, 39461920, 78923840]

約数ペア:

[(1, 78923840), (2, 39461920), (4, 19730960), (5, 15784768), (8, 9865480), (10, 7892384), (16, 4932740), (20, 3946192), (32, 2466370), (40, 1973096), (64, 1233185), (80, 986548), (160, 493274), (320, 246637)]