68884784

素因数分解:

$2^4\times {\mathrm{1693}}^1\times {\mathrm{2543}}^1$

素因数の和:4244

約数の個数: 20

約数和(自身を含む): 133595616

約数和(自身を除く): 64710832

約数列:

[1, 2, 4, 8, 16, 1693, 2543, 3386, 5086, 6772, 10172, 13544, 20344, 27088, 40688, 4305299, 8610598, 17221196, 34442392, 68884784]

約数ペア:

[(1, 68884784), (2, 34442392), (4, 17221196), (8, 8610598), (16, 4305299), (1693, 40688), (2543, 27088), (3386, 20344), (5086, 13544), (6772, 10172)]