81205994

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1\times {\mathrm{1759}}^1$

素因数の和:2365

約数の個数: 16

約数和(自身を含む): 125072640

約数和(自身を除く): 43866646

約数列:

[1, 2, 41, 82, 563, 1126, 1759, 3518, 23083, 46166, 72119, 144238, 990317, 1980634, 40602997, 81205994]

約数ペア:

[(1, 81205994), (2, 40602997), (41, 1980634), (82, 990317), (563, 144238), (1126, 72119), (1759, 46166), (3518, 23083)]