80439772

素因数分解:

$2^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{4231}}^1$

素因数の和:4346

約数の個数: 36

約数和(自身を含む): 165479664

約数和(自身を除く): 85039892

約数列:

[1, 2, 4, 7, 14, 28, 49, 97, 98, 194, 196, 388, 679, 1358, 2716, 4231, 4753, 8462, 9506, 16924, 19012, 29617, 59234, 118468, 207319, 410407, 414638, 820814, 829276, 1641628, 2872849, 5745698, 11491396, 20109943, 40219886, 80439772]

約数ペア:

[(1, 80439772), (2, 40219886), (4, 20109943), (7, 11491396), (14, 5745698), (28, 2872849), (49, 1641628), (97, 829276), (98, 820814), (194, 414638), (196, 410407), (388, 207319), (679, 118468), (1358, 59234), (2716, 29617), (4231, 19012), (4753, 16924), (8462, 9506)]