855200

素因数分解:

$2^5\times 5^2\times {\mathrm{1069}}^1$

素因数の和:1089

約数の個数: 36

約数和(自身を含む): 2089710

約数和(自身を除く): 1234510

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 1069, 2138, 4276, 5345, 8552, 10690, 17104, 21380, 26725, 34208, 42760, 53450, 85520, 106900, 171040, 213800, 427600, 855200]

約数ペア:

[(1, 855200), (2, 427600), (4, 213800), (5, 171040), (8, 106900), (10, 85520), (16, 53450), (20, 42760), (25, 34208), (32, 26725), (40, 21380), (50, 17104), (80, 10690), (100, 8552), (160, 5345), (200, 4276), (400, 2138), (800, 1069)]