66999904

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 136321920

約数和(自身を除く): 69322016

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 223, 229, 328, 446, 458, 656, 892, 916, 1312, 1784, 1832, 3568, 3664, 7136, 7328, 9143, 9389, 18286, 18778, 36572, 37556, 51067, 73144, 75112, 102134, 146288, 150224, 204268, 292576, 300448, 408536, 817072, 1634144, 2093747, 4187494, 8374988, 16749976, 33499952, 66999904]

約数ペア:

[(1, 66999904), (2, 33499952), (4, 16749976), (8, 8374988), (16, 4187494), (32, 2093747), (41, 1634144), (82, 817072), (164, 408536), (223, 300448), (229, 292576), (328, 204268), (446, 150224), (458, 146288), (656, 102134), (892, 75112), (916, 73144), (1312, 51067), (1784, 37556), (1832, 36572), (3568, 18778), (3664, 18286), (7136, 9389), (7328, 9143)]