816996950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{212207}}^1$

素因数の和:212237

約数の個数: 48

約数和(自身を含む): 1894593024

約数和(自身を除く): 1077596074

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 212207, 424414, 1061035, 1485449, 2122070, 2334277, 2970898, 4668554, 5305175, 7427245, 10610350, 11671385, 14854490, 16339939, 23342770, 32679878, 37136225, 58356925, 74272450, 81699695, 116713850, 163399390, 408498475, 816996950]

約数ペア:

[(1, 816996950), (2, 408498475), (5, 163399390), (7, 116713850), (10, 81699695), (11, 74272450), (14, 58356925), (22, 37136225), (25, 32679878), (35, 23342770), (50, 16339939), (55, 14854490), (70, 11671385), (77, 10610350), (110, 7427245), (154, 5305175), (175, 4668554), (275, 2970898), (350, 2334277), (385, 2122070), (550, 1485449), (770, 1061035), (1925, 424414), (3850, 212207)]