15482200

素因数分解:

$2^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 36270000

約数和(自身を除く): 20787800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 199, 200, 389, 398, 778, 796, 995, 1556, 1592, 1945, 1990, 3112, 3890, 3980, 4975, 7780, 7960, 9725, 9950, 15560, 19450, 19900, 38900, 39800, 77411, 77800, 154822, 309644, 387055, 619288, 774110, 1548220, 1935275, 3096440, 3870550, 7741100, 15482200]

約数ペア:

[(1, 15482200), (2, 7741100), (4, 3870550), (5, 3096440), (8, 1935275), (10, 1548220), (20, 774110), (25, 619288), (40, 387055), (50, 309644), (100, 154822), (199, 77800), (200, 77411), (389, 39800), (398, 38900), (778, 19900), (796, 19450), (995, 15560), (1556, 9950), (1592, 9725), (1945, 7960), (1990, 7780), (3112, 4975), (3890, 3980)]