80811982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{15139}}^1$

素因数の和:15315

約数の個数: 16

約数和(自身を含む): 129174480

約数和(自身を除く): 48362498

約数列:

[1, 2, 17, 34, 157, 314, 2669, 5338, 15139, 30278, 257363, 514726, 2376823, 4753646, 40405991, 80811982]

約数ペア:

[(1, 80811982), (2, 40405991), (17, 4753646), (34, 2376823), (157, 514726), (314, 257363), (2669, 30278), (5338, 15139)]