77144240

素因数分解:

$2^4\times 5^1\times {\mathrm{964303}}^1$

素因数の和:964316

約数の個数: 20

約数和(自身を含む): 179360544

約数和(自身を除く): 102216304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 964303, 1928606, 3857212, 4821515, 7714424, 9643030, 15428848, 19286060, 38572120, 77144240]

約数ペア:

[(1, 77144240), (2, 38572120), (4, 19286060), (5, 15428848), (8, 9643030), (10, 7714424), (16, 4821515), (20, 3857212), (40, 1928606), (80, 964303)]