81317776

素因数分解:

$2^4\times {\mathrm{467}}^1\times {\mathrm{10883}}^1$

素因数の和:11358

約数の個数: 20

約数和(自身を含む): 157905072

約数和(自身を除く): 76587296

約数列:

[1, 2, 4, 8, 16, 467, 934, 1868, 3736, 7472, 10883, 21766, 43532, 87064, 174128, 5082361, 10164722, 20329444, 40658888, 81317776]

約数ペア:

[(1, 81317776), (2, 40658888), (4, 20329444), (8, 10164722), (16, 5082361), (467, 174128), (934, 87064), (1868, 43532), (3736, 21766), (7472, 10883)]