69680368

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{27739}}^1$

素因数の和:27904

約数の個数: 20

約数和(自身を含む): 135870520

約数和(自身を除く): 66190152

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 27739, 55478, 110956, 221912, 443824, 4355023, 8710046, 17420092, 34840184, 69680368]

約数ペア:

[(1, 69680368), (2, 34840184), (4, 17420092), (8, 8710046), (16, 4355023), (157, 443824), (314, 221912), (628, 110956), (1256, 55478), (2512, 27739)]