164022080

素因数分解:

$2^6\times 5^1\times {\mathrm{512569}}^1$

素因数の和:512586

約数の個数: 28

約数和(自身を含む): 390578340

約数和(自身を除く): 226556260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 512569, 1025138, 2050276, 2562845, 4100552, 5125690, 8201104, 10251380, 16402208, 20502760, 32804416, 41005520, 82011040, 164022080]

約数ペア:

[(1, 164022080), (2, 82011040), (4, 41005520), (5, 32804416), (8, 20502760), (10, 16402208), (16, 10251380), (20, 8201104), (32, 5125690), (40, 4100552), (64, 2562845), (80, 2050276), (160, 1025138), (320, 512569)]