64277380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{169151}}^1$

素因数の和:169179

約数の個数: 24

約数和(自身を含む): 142087680

約数和(自身を除く): 77810300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 169151, 338302, 676604, 845755, 1691510, 3213869, 3383020, 6427738, 12855476, 16069345, 32138690, 64277380]

約数ペア:

[(1, 64277380), (2, 32138690), (4, 16069345), (5, 12855476), (10, 6427738), (19, 3383020), (20, 3213869), (38, 1691510), (76, 845755), (95, 676604), (190, 338302), (380, 169151)]