28386900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31541}}^1$

素因数の和:31561

約数の個数: 54

約数和(自身を含む): 88979982

約数和(自身を除く): 60593082

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 31541, 63082, 94623, 126164, 157705, 189246, 283869, 315410, 378492, 473115, 567738, 630820, 788525, 946230, 1135476, 1419345, 1577050, 1892460, 2365575, 2838690, 3154100, 4731150, 5677380, 7096725, 9462300, 14193450, 28386900]

約数ペア:

[(1, 28386900), (2, 14193450), (3, 9462300), (4, 7096725), (5, 5677380), (6, 4731150), (9, 3154100), (10, 2838690), (12, 2365575), (15, 1892460), (18, 1577050), (20, 1419345), (25, 1135476), (30, 946230), (36, 788525), (45, 630820), (50, 567738), (60, 473115), (75, 378492), (90, 315410), (100, 283869), (150, 189246), (180, 157705), (225, 126164), (300, 94623), (450, 63082), (900, 31541)]