42878200

素因数分解:

$2^3\times 5^2\times {\mathrm{214391}}^1$

素因数の和:214407

約数の個数: 24

約数和(自身を含む): 99692280

約数和(自身を除く): 56814080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 214391, 428782, 857564, 1071955, 1715128, 2143910, 4287820, 5359775, 8575640, 10719550, 21439100, 42878200]

約数ペア:

[(1, 42878200), (2, 21439100), (4, 10719550), (5, 8575640), (8, 5359775), (10, 4287820), (20, 2143910), (25, 1715128), (40, 1071955), (50, 857564), (100, 428782), (200, 214391)]