201326950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{941}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 409996080

約数和(自身を除く): 208669130

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 389, 550, 778, 941, 1882, 1945, 3890, 4279, 4705, 8558, 9410, 9725, 10351, 19450, 20702, 21395, 23525, 42790, 47050, 51755, 103510, 106975, 213950, 258775, 366049, 517550, 732098, 1830245, 3660490, 4026539, 8053078, 9151225, 18302450, 20132695, 40265390, 100663475, 201326950]

約数ペア:

[(1, 201326950), (2, 100663475), (5, 40265390), (10, 20132695), (11, 18302450), (22, 9151225), (25, 8053078), (50, 4026539), (55, 3660490), (110, 1830245), (275, 732098), (389, 517550), (550, 366049), (778, 258775), (941, 213950), (1882, 106975), (1945, 103510), (3890, 51755), (4279, 47050), (4705, 42790), (8558, 23525), (9410, 21395), (9725, 20702), (10351, 19450)]