71910160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{128411}}^1$

素因数の和:128431

約数の個数: 40

約数和(自身を含む): 191077056

約数和(自身を除く): 119166896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 128411, 256822, 513644, 642055, 898877, 1027288, 1284110, 1797754, 2054576, 2568220, 3595508, 4494385, 5136440, 7191016, 8988770, 10272880, 14382032, 17977540, 35955080, 71910160]

約数ペア:

[(1, 71910160), (2, 35955080), (4, 17977540), (5, 14382032), (7, 10272880), (8, 8988770), (10, 7191016), (14, 5136440), (16, 4494385), (20, 3595508), (28, 2568220), (35, 2054576), (40, 1797754), (56, 1284110), (70, 1027288), (80, 898877), (112, 642055), (140, 513644), (280, 256822), (560, 128411)]