1813309850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{32009}}^1$

素因数の和:32135

約数の個数: 48

約数和(自身を含む): 3715208640

約数和(自身を除く): 1901898790

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 103, 110, 206, 275, 515, 550, 1030, 1133, 2266, 2575, 5150, 5665, 11330, 28325, 32009, 56650, 64018, 160045, 320090, 352099, 704198, 800225, 1600450, 1760495, 3296927, 3520990, 6593854, 8802475, 16484635, 17604950, 32969270, 36266197, 72532394, 82423175, 164846350, 181330985, 362661970, 906654925, 1813309850]

約数ペア:

[(1, 1813309850), (2, 906654925), (5, 362661970), (10, 181330985), (11, 164846350), (22, 82423175), (25, 72532394), (50, 36266197), (55, 32969270), (103, 17604950), (110, 16484635), (206, 8802475), (275, 6593854), (515, 3520990), (550, 3296927), (1030, 1760495), (1133, 1600450), (2266, 800225), (2575, 704198), (5150, 352099), (5665, 320090), (11330, 160045), (28325, 64018), (32009, 56650)]