78171680

素因数分解:

$2^5\times 5^1\times {\mathrm{488573}}^1$

素因数の和:488588

約数の個数: 24

約数和(自身を含む): 184680972

約数和(自身を除く): 106509292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 488573, 977146, 1954292, 2442865, 3908584, 4885730, 7817168, 9771460, 15634336, 19542920, 39085840, 78171680]

約数ペア:

[(1, 78171680), (2, 39085840), (4, 19542920), (5, 15634336), (8, 9771460), (10, 7817168), (16, 4885730), (20, 3908584), (32, 2442865), (40, 1954292), (80, 977146), (160, 488573)]