68615888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1979}}^1$

素因数の和:2195

約数の個数: 40

約数和(自身を含む): 145838880

約数和(自身を除く): 77222992

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 197, 394, 788, 1576, 1979, 2167, 3152, 3958, 4334, 7916, 8668, 15832, 17336, 21769, 31664, 34672, 43538, 87076, 174152, 348304, 389863, 779726, 1559452, 3118904, 4288493, 6237808, 8576986, 17153972, 34307944, 68615888]

約数ペア:

[(1, 68615888), (2, 34307944), (4, 17153972), (8, 8576986), (11, 6237808), (16, 4288493), (22, 3118904), (44, 1559452), (88, 779726), (176, 389863), (197, 348304), (394, 174152), (788, 87076), (1576, 43538), (1979, 34672), (2167, 31664), (3152, 21769), (3958, 17336), (4334, 15832), (7916, 8668)]