200798960

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{12613}}^1$

素因数の和:12825

約数の個数: 40

約数和(自身を含む): 469240800

約数和(自身を除く): 268441840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 7960, 12613, 15920, 25226, 50452, 63065, 100904, 126130, 201808, 252260, 504520, 1009040, 2509987, 5019974, 10039948, 12549935, 20079896, 25099870, 40159792, 50199740, 100399480, 200798960]

約数ペア:

[(1, 200798960), (2, 100399480), (4, 50199740), (5, 40159792), (8, 25099870), (10, 20079896), (16, 12549935), (20, 10039948), (40, 5019974), (80, 2509987), (199, 1009040), (398, 504520), (796, 252260), (995, 201808), (1592, 126130), (1990, 100904), (3184, 63065), (3980, 50452), (7960, 25226), (12613, 15920)]