66688030

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{47977}}^1$

素因数の和:48123

約数の個数: 16

約数和(自身を含む): 120904560

約数和(自身を除く): 54216530

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 47977, 95954, 239885, 479770, 6668803, 13337606, 33344015, 66688030]

約数ペア:

[(1, 66688030), (2, 33344015), (5, 13337606), (10, 6668803), (139, 479770), (278, 239885), (695, 95954), (1390, 47977)]