202190000

素因数分解:

$2^4\times 5^4\times {\mathrm{20219}}^1$

素因数の和:20247

約数の個数: 50

約数和(自身を含む): 489546420

約数和(自身を除く): 287356420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 20219, 40438, 80876, 101095, 161752, 202190, 323504, 404380, 505475, 808760, 1010950, 1617520, 2021900, 2527375, 4043800, 5054750, 8087600, 10109500, 12636875, 20219000, 25273750, 40438000, 50547500, 101095000, 202190000]

約数ペア:

[(1, 202190000), (2, 101095000), (4, 50547500), (5, 40438000), (8, 25273750), (10, 20219000), (16, 12636875), (20, 10109500), (25, 8087600), (40, 5054750), (50, 4043800), (80, 2527375), (100, 2021900), (125, 1617520), (200, 1010950), (250, 808760), (400, 505475), (500, 404380), (625, 323504), (1000, 202190), (1250, 161752), (2000, 101095), (2500, 80876), (5000, 40438), (10000, 20219)]