80685545

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{977}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 98582400

約数和(自身を除く): 17896855

約数列:

[1, 5, 83, 199, 415, 977, 995, 4885, 16517, 81091, 82585, 194423, 405455, 972115, 16137109, 80685545]

約数ペア:

[(1, 80685545), (5, 16137109), (83, 972115), (199, 405455), (415, 194423), (977, 82585), (995, 81091), (4885, 16517)]