198091000

素因数分解:

$2^3\times 5^3\times {\mathrm{198091}}^1$

素因数の和:198112

約数の個数: 32

約数和(自身を含む): 463535280

約数和(自身を除く): 265444280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 198091, 396182, 792364, 990455, 1584728, 1980910, 3961820, 4952275, 7923640, 9904550, 19809100, 24761375, 39618200, 49522750, 99045500, 198091000]

約数ペア:

[(1, 198091000), (2, 99045500), (4, 49522750), (5, 39618200), (8, 24761375), (10, 19809100), (20, 9904550), (25, 7923640), (40, 4952275), (50, 3961820), (100, 1980910), (125, 1584728), (200, 990455), (250, 792364), (500, 396182), (1000, 198091)]