25414864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 52496640

約数和(自身を除く): 27081776

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 223, 272, 419, 446, 838, 892, 1676, 1784, 3352, 3568, 3791, 6704, 7123, 7582, 14246, 15164, 28492, 30328, 56984, 60656, 93437, 113968, 186874, 373748, 747496, 1494992, 1588429, 3176858, 6353716, 12707432, 25414864]

約数ペア:

[(1, 25414864), (2, 12707432), (4, 6353716), (8, 3176858), (16, 1588429), (17, 1494992), (34, 747496), (68, 373748), (136, 186874), (223, 113968), (272, 93437), (419, 60656), (446, 56984), (838, 30328), (892, 28492), (1676, 15164), (1784, 14246), (3352, 7582), (3568, 7123), (3791, 6704)]