65679728

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{8161}}^1$

素因数の和:8672

約数の個数: 20

約数和(自身を含む): 127523088

約数和(自身を除く): 61843360

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 8161, 16322, 32644, 65288, 130576, 4104983, 8209966, 16419932, 32839864, 65679728]

約数ペア:

[(1, 65679728), (2, 32839864), (4, 16419932), (8, 8209966), (16, 4104983), (503, 130576), (1006, 65288), (2012, 32644), (4024, 16322), (8048, 8161)]