279571370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{5417}}^1$

素因数の和:5834

約数の個数: 32

約数和(自身を含む): 543403728

約数和(自身を除く): 263832358

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 397, 794, 1985, 3970, 5161, 5417, 10322, 10834, 25805, 27085, 51610, 54170, 70421, 140842, 352105, 704210, 2150549, 4301098, 10752745, 21505490, 27957137, 55914274, 139785685, 279571370]

約数ペア:

[(1, 279571370), (2, 139785685), (5, 55914274), (10, 27957137), (13, 21505490), (26, 10752745), (65, 4301098), (130, 2150549), (397, 704210), (794, 352105), (1985, 140842), (3970, 70421), (5161, 54170), (5417, 51610), (10322, 27085), (10834, 25805)]