201256660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4597}}^1$

素因数の和:4816

約数の個数: 48

約数和(自身を含む): 463478400

約数和(自身を除く): 262221740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 796, 995, 1990, 2189, 3980, 4378, 4597, 8756, 9194, 10945, 18388, 21890, 22985, 43780, 45970, 50567, 91940, 101134, 202268, 252835, 505670, 914803, 1011340, 1829606, 3659212, 4574015, 9148030, 10062833, 18296060, 20125666, 40251332, 50314165, 100628330, 201256660]

約数ペア:

[(1, 201256660), (2, 100628330), (4, 50314165), (5, 40251332), (10, 20125666), (11, 18296060), (20, 10062833), (22, 9148030), (44, 4574015), (55, 3659212), (110, 1829606), (199, 1011340), (220, 914803), (398, 505670), (796, 252835), (995, 202268), (1990, 101134), (2189, 91940), (3980, 50567), (4378, 45970), (4597, 43780), (8756, 22985), (9194, 21890), (10945, 18388)]