25958350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1$

素因数の和:565

約数の個数: 48

約数和(自身を含む): 53277840

約数和(自身を除く): 27319490

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 218, 275, 433, 545, 550, 866, 1090, 1199, 2165, 2398, 2725, 4330, 4763, 5450, 5995, 9526, 10825, 11990, 21650, 23815, 29975, 47197, 47630, 59950, 94394, 119075, 235985, 238150, 471970, 519167, 1038334, 1179925, 2359850, 2595835, 5191670, 12979175, 25958350]

約数ペア:

[(1, 25958350), (2, 12979175), (5, 5191670), (10, 2595835), (11, 2359850), (22, 1179925), (25, 1038334), (50, 519167), (55, 471970), (109, 238150), (110, 235985), (218, 119075), (275, 94394), (433, 59950), (545, 47630), (550, 47197), (866, 29975), (1090, 23815), (1199, 21650), (2165, 11990), (2398, 10825), (2725, 9526), (4330, 5995), (4763, 5450)]