78011020

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{30713}}^1$

素因数の和:30849

約数の個数: 24

約数和(自身を含む): 165118464

約数和(自身を除く): 87107444

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 30713, 61426, 122852, 153565, 307130, 614260, 3900551, 7801102, 15602204, 19502755, 39005510, 78011020]

約数ペア:

[(1, 78011020), (2, 39005510), (4, 19502755), (5, 15602204), (10, 7801102), (20, 3900551), (127, 614260), (254, 307130), (508, 153565), (635, 122852), (1270, 61426), (2540, 30713)]