66671990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{86587}}^1$

素因数の和:86612

約数の個数: 32

約数和(自身を含む): 149624064

約数和(自身を除く): 82952074

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 86587, 173174, 432935, 606109, 865870, 952457, 1212218, 1904914, 3030545, 4762285, 6061090, 6667199, 9524570, 13334398, 33335995, 66671990]

約数ペア:

[(1, 66671990), (2, 33335995), (5, 13334398), (7, 9524570), (10, 6667199), (11, 6061090), (14, 4762285), (22, 3030545), (35, 1904914), (55, 1212218), (70, 952457), (77, 865870), (110, 606109), (154, 432935), (385, 173174), (770, 86587)]