80339908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{25717}}^1$

素因数の和:25803

約数の個数: 24

約数和(自身を含む): 155542464

約数和(自身を除く): 75202556

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 25717, 51434, 102868, 282887, 565774, 1131548, 1825907, 3651814, 7303628, 20084977, 40169954, 80339908]

約数ペア:

[(1, 80339908), (2, 40169954), (4, 20084977), (11, 7303628), (22, 3651814), (44, 1825907), (71, 1131548), (142, 565774), (284, 282887), (781, 102868), (1562, 51434), (3124, 25717)]