68316784

素因数分解:

$2^4\times {\mathrm{1607}}^1\times {\mathrm{2657}}^1$

素因数の和:4272

約数の個数: 20

約数和(自身を含む): 132495984

約数和(自身を除く): 64179200

約数列:

[1, 2, 4, 8, 16, 1607, 2657, 3214, 5314, 6428, 10628, 12856, 21256, 25712, 42512, 4269799, 8539598, 17079196, 34158392, 68316784]

約数ペア:

[(1, 68316784), (2, 34158392), (4, 17079196), (8, 8539598), (16, 4269799), (1607, 42512), (2657, 25712), (3214, 21256), (5314, 12856), (6428, 10628)]