78883520

素因数分解:

$2^6\times 5^1\times {\mathrm{246511}}^1$

素因数の和:246528

約数の個数: 28

約数和(自身を含む): 187842144

約数和(自身を除く): 108958624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 246511, 493022, 986044, 1232555, 1972088, 2465110, 3944176, 4930220, 7888352, 9860440, 15776704, 19720880, 39441760, 78883520]

約数ペア:

[(1, 78883520), (2, 39441760), (4, 19720880), (5, 15776704), (8, 9860440), (10, 7888352), (16, 4930220), (20, 3944176), (32, 2465110), (40, 1972088), (64, 1232555), (80, 986044), (160, 493022), (320, 246511)]