199448500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{10781}}^1$

素因数の和:10837

約数の個数: 48

約数和(自身を含む): 447409872

約数和(自身を除く): 247961372

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 125, 148, 185, 250, 370, 500, 740, 925, 1850, 3700, 4625, 9250, 10781, 18500, 21562, 43124, 53905, 107810, 215620, 269525, 398897, 539050, 797794, 1078100, 1347625, 1595588, 1994485, 2695250, 3988970, 5390500, 7977940, 9972425, 19944850, 39889700, 49862125, 99724250, 199448500]

約数ペア:

[(1, 199448500), (2, 99724250), (4, 49862125), (5, 39889700), (10, 19944850), (20, 9972425), (25, 7977940), (37, 5390500), (50, 3988970), (74, 2695250), (100, 1994485), (125, 1595588), (148, 1347625), (185, 1078100), (250, 797794), (370, 539050), (500, 398897), (740, 269525), (925, 215620), (1850, 107810), (3700, 53905), (4625, 43124), (9250, 21562), (10781, 18500)]