81740735

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{6521}}^1$

素因数の和:6658

約数の個数: 16

約数和(自身を含む): 103308480

約数和(自身を除く): 21567745

約数列:

[1, 5, 23, 109, 115, 545, 2507, 6521, 12535, 32605, 149983, 710789, 749915, 3553945, 16348147, 81740735]

約数ペア:

[(1, 81740735), (5, 16348147), (23, 3553945), (109, 749915), (115, 710789), (545, 149983), (2507, 32605), (6521, 12535)]