205126900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{186479}}^1$

素因数の和:186504

約数の個数: 36

約数和(自身を含む): 485593920

約数和(自身を除く): 280467020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 186479, 372958, 745916, 932395, 1864790, 2051269, 3729580, 4102538, 4661975, 8205076, 9323950, 10256345, 18647900, 20512690, 41025380, 51281725, 102563450, 205126900]

約数ペア:

[(1, 205126900), (2, 102563450), (4, 51281725), (5, 41025380), (10, 20512690), (11, 18647900), (20, 10256345), (22, 9323950), (25, 8205076), (44, 4661975), (50, 4102538), (55, 3729580), (100, 2051269), (110, 1864790), (220, 932395), (275, 745916), (550, 372958), (1100, 186479)]