64992904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{2143}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 129669120

約数和(自身を除く): 64676216

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 223, 446, 892, 1784, 2143, 3791, 4286, 7582, 8572, 15164, 17144, 30328, 36431, 72862, 145724, 291448, 477889, 955778, 1911556, 3823112, 8124113, 16248226, 32496452, 64992904]

約数ペア:

[(1, 64992904), (2, 32496452), (4, 16248226), (8, 8124113), (17, 3823112), (34, 1911556), (68, 955778), (136, 477889), (223, 291448), (446, 145724), (892, 72862), (1784, 36431), (2143, 30328), (3791, 17144), (4286, 15164), (7582, 8572)]