199882000

素因数分解:

$2^4\times 5^3\times {\mathrm{139}}^1\times {\mathrm{719}}^1$

素因数の和:881

約数の個数: 80

約数和(自身を含む): 487468800

約数和(自身を除く): 287586800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 139, 200, 250, 278, 400, 500, 556, 695, 719, 1000, 1112, 1390, 1438, 2000, 2224, 2780, 2876, 3475, 3595, 5560, 5752, 6950, 7190, 11120, 11504, 13900, 14380, 17375, 17975, 27800, 28760, 34750, 35950, 55600, 57520, 69500, 71900, 89875, 99941, 139000, 143800, 179750, 199882, 278000, 287600, 359500, 399764, 499705, 719000, 799528, 999410, 1438000, 1599056, 1998820, 2498525, 3997640, 4997050, 7995280, 9994100, 12492625, 19988200, 24985250, 39976400, 49970500, 99941000, 199882000]

約数ペア:

[(1, 199882000), (2, 99941000), (4, 49970500), (5, 39976400), (8, 24985250), (10, 19988200), (16, 12492625), (20, 9994100), (25, 7995280), (40, 4997050), (50, 3997640), (80, 2498525), (100, 1998820), (125, 1599056), (139, 1438000), (200, 999410), (250, 799528), (278, 719000), (400, 499705), (500, 399764), (556, 359500), (695, 287600), (719, 278000), (1000, 199882), (1112, 179750), (1390, 143800), (1438, 139000), (2000, 99941), (2224, 89875), (2780, 71900), (2876, 69500), (3475, 57520), (3595, 55600), (5560, 35950), (5752, 34750), (6950, 28760), (7190, 27800), (11120, 17975), (11504, 17375), (13900, 14380)]