51338220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{8821}}^1$

素因数の和:8930

約数の個数: 48

約数和(自身を含む): 145245408

約数和(自身を除く): 93907188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 8821, 17642, 26463, 35284, 44105, 52926, 88210, 105852, 132315, 176420, 264630, 529260, 855637, 1711274, 2566911, 3422548, 4278185, 5133822, 8556370, 10267644, 12834555, 17112740, 25669110, 51338220]

約数ペア:

[(1, 51338220), (2, 25669110), (3, 17112740), (4, 12834555), (5, 10267644), (6, 8556370), (10, 5133822), (12, 4278185), (15, 3422548), (20, 2566911), (30, 1711274), (60, 855637), (97, 529260), (194, 264630), (291, 176420), (388, 132315), (485, 105852), (582, 88210), (970, 52926), (1164, 44105), (1455, 35284), (1940, 26463), (2910, 17642), (5820, 8821)]