68804990

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{32609}}^1$

素因数の和:32827

約数の個数: 16

約数和(自身を含む): 124439760

約数和(自身を除く): 55634770

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 32609, 65218, 163045, 326090, 6880499, 13760998, 34402495, 68804990]

約数ペア:

[(1, 68804990), (2, 34402495), (5, 13760998), (10, 6880499), (211, 326090), (422, 163045), (1055, 65218), (2110, 32609)]