222043400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{25819}}^1$

素因数の和:25878

約数の個数: 48

約数和(自身を含む): 528277200

約数和(自身を除く): 306233800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 25819, 51638, 103276, 129095, 206552, 258190, 516380, 645475, 1032760, 1110217, 1290950, 2220434, 2581900, 4440868, 5163800, 5551085, 8881736, 11102170, 22204340, 27755425, 44408680, 55510850, 111021700, 222043400]

約数ペア:

[(1, 222043400), (2, 111021700), (4, 55510850), (5, 44408680), (8, 27755425), (10, 22204340), (20, 11102170), (25, 8881736), (40, 5551085), (43, 5163800), (50, 4440868), (86, 2581900), (100, 2220434), (172, 1290950), (200, 1110217), (215, 1032760), (344, 645475), (430, 516380), (860, 258190), (1075, 206552), (1720, 129095), (2150, 103276), (4300, 51638), (8600, 25819)]