81841735

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 99993600

約数和(自身を除く): 18151865

約数列:

[1, 5, 83, 199, 415, 991, 995, 4955, 16517, 82253, 82585, 197209, 411265, 986045, 16368347, 81841735]

約数ペア:

[(1, 81841735), (5, 16368347), (83, 986045), (199, 411265), (415, 197209), (991, 82585), (995, 82253), (4955, 16517)]