25265900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 60662784

約数和(自身を除く): 35396884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 103, 110, 206, 220, 223, 275, 412, 446, 515, 550, 892, 1030, 1100, 1115, 1133, 2060, 2230, 2266, 2453, 2575, 4460, 4532, 4906, 5150, 5575, 5665, 9812, 10300, 11150, 11330, 12265, 22300, 22660, 22969, 24530, 28325, 45938, 49060, 56650, 61325, 91876, 113300, 114845, 122650, 229690, 245300, 252659, 459380, 505318, 574225, 1010636, 1148450, 1263295, 2296900, 2526590, 5053180, 6316475, 12632950, 25265900]

約数ペア:

[(1, 25265900), (2, 12632950), (4, 6316475), (5, 5053180), (10, 2526590), (11, 2296900), (20, 1263295), (22, 1148450), (25, 1010636), (44, 574225), (50, 505318), (55, 459380), (100, 252659), (103, 245300), (110, 229690), (206, 122650), (220, 114845), (223, 113300), (275, 91876), (412, 61325), (446, 56650), (515, 49060), (550, 45938), (892, 28325), (1030, 24530), (1100, 22969), (1115, 22660), (1133, 22300), (2060, 12265), (2230, 11330), (2266, 11150), (2453, 10300), (2575, 9812), (4460, 5665), (4532, 5575), (4906, 5150)]