201208900

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{10111}}^1$

素因数の和:10324

約数の個数: 36

約数和(自身を含む): 438860800

約数和(自身を除く): 237651900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 3980, 4975, 9950, 10111, 19900, 20222, 40444, 50555, 101110, 202220, 252775, 505550, 1011100, 2012089, 4024178, 8048356, 10060445, 20120890, 40241780, 50302225, 100604450, 201208900]

約数ペア:

[(1, 201208900), (2, 100604450), (4, 50302225), (5, 40241780), (10, 20120890), (20, 10060445), (25, 8048356), (50, 4024178), (100, 2012089), (199, 1011100), (398, 505550), (796, 252775), (995, 202220), (1990, 101110), (3980, 50555), (4975, 40444), (9950, 20222), (10111, 19900)]