77850260

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{40129}}^1$

素因数の和:40235

約数の個数: 24

約数和(自身を含む): 165175080

約数和(自身を除く): 87324820

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 40129, 80258, 160516, 200645, 401290, 802580, 3892513, 7785026, 15570052, 19462565, 38925130, 77850260]

約数ペア:

[(1, 77850260), (2, 38925130), (4, 19462565), (5, 15570052), (10, 7785026), (20, 3892513), (97, 802580), (194, 401290), (388, 200645), (485, 160516), (970, 80258), (1940, 40129)]