220197500

素因数分解:

$2^2\times 5^4\times {\mathrm{88079}}^1$

素因数の和:88103

約数の個数: 30

約数和(自身を含む): 481533360

約数和(自身を除く): 261335860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 88079, 176158, 352316, 440395, 880790, 1761580, 2201975, 4403950, 8807900, 11009875, 22019750, 44039500, 55049375, 110098750, 220197500]

約数ペア:

[(1, 220197500), (2, 110098750), (4, 55049375), (5, 44039500), (10, 22019750), (20, 11009875), (25, 8807900), (50, 4403950), (100, 2201975), (125, 1761580), (250, 880790), (500, 440395), (625, 352316), (1250, 176158), (2500, 88079)]