29120900

素因数分解:

$2^2\times 5^2\times {\mathrm{291209}}^1$

素因数の和:291223

約数の個数: 18

約数和(自身を含む): 63192570

約数和(自身を除く): 34071670

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 291209, 582418, 1164836, 1456045, 2912090, 5824180, 7280225, 14560450, 29120900]

約数ペア:

[(1, 29120900), (2, 14560450), (4, 7280225), (5, 5824180), (10, 2912090), (20, 1456045), (25, 1164836), (50, 582418), (100, 291209)]