200665630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 404352000

約数和(自身を除く): 203686370

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 103, 110, 178, 199, 206, 398, 445, 515, 890, 979, 995, 1030, 1133, 1958, 1990, 2189, 2266, 4378, 4895, 5665, 9167, 9790, 10945, 11330, 17711, 18334, 20497, 21890, 35422, 40994, 45835, 88555, 91670, 100837, 102485, 177110, 194821, 201674, 204970, 225467, 389642, 450934, 504185, 974105, 1008370, 1127335, 1824233, 1948210, 2254670, 3648466, 9121165, 18242330, 20066563, 40133126, 100332815, 200665630]

約数ペア:

[(1, 200665630), (2, 100332815), (5, 40133126), (10, 20066563), (11, 18242330), (22, 9121165), (55, 3648466), (89, 2254670), (103, 1948210), (110, 1824233), (178, 1127335), (199, 1008370), (206, 974105), (398, 504185), (445, 450934), (515, 389642), (890, 225467), (979, 204970), (995, 201674), (1030, 194821), (1133, 177110), (1958, 102485), (1990, 100837), (2189, 91670), (2266, 88555), (4378, 45835), (4895, 40994), (5665, 35422), (9167, 21890), (9790, 20497), (10945, 18334), (11330, 17711)]