211672550

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{38839}}^1$

素因数の和:38960

約数の個数: 24

約数和(自身を含む): 397333200

約数和(自身を除く): 185660650

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5450, 38839, 77678, 194195, 388390, 970975, 1941950, 4233451, 8466902, 21167255, 42334510, 105836275, 211672550]

約数ペア:

[(1, 211672550), (2, 105836275), (5, 42334510), (10, 21167255), (25, 8466902), (50, 4233451), (109, 1941950), (218, 970975), (545, 388390), (1090, 194195), (2725, 77678), (5450, 38839)]