66804272

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{68447}}^1$

素因数の和:68516

約数の個数: 20

約数和(自身を含む): 131557056

約数和(自身を除く): 64752784

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 68447, 136894, 273788, 547576, 1095152, 4175267, 8350534, 16701068, 33402136, 66804272]

約数ペア:

[(1, 66804272), (2, 33402136), (4, 16701068), (8, 8350534), (16, 4175267), (61, 1095152), (122, 547576), (244, 273788), (488, 136894), (976, 68447)]