16490800

素因数分解:

$2^4\times 5^2\times {\mathrm{41227}}^1$

素因数の和:41245

約数の個数: 30

約数和(自身を含む): 39620108

約数和(自身を除く): 23129308

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 41227, 82454, 164908, 206135, 329816, 412270, 659632, 824540, 1030675, 1649080, 2061350, 3298160, 4122700, 8245400, 16490800]

約数ペア:

[(1, 16490800), (2, 8245400), (4, 4122700), (5, 3298160), (8, 2061350), (10, 1649080), (16, 1030675), (20, 824540), (25, 659632), (40, 412270), (50, 329816), (80, 206135), (100, 164908), (200, 82454), (400, 41227)]