77732120

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4057}}^1$

素因数の和:4547

約数の個数: 32

約数和(自身を含む): 175305600

約数和(自身を除く): 97573480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3832, 4057, 4790, 8114, 9580, 16228, 19160, 20285, 32456, 40570, 81140, 162280, 1943303, 3886606, 7773212, 9716515, 15546424, 19433030, 38866060, 77732120]

約数ペア:

[(1, 77732120), (2, 38866060), (4, 19433030), (5, 15546424), (8, 9716515), (10, 7773212), (20, 3886606), (40, 1943303), (479, 162280), (958, 81140), (1916, 40570), (2395, 32456), (3832, 20285), (4057, 19160), (4790, 16228), (8114, 9580)]