25252208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{353}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 52148448

約数和(自身を除く): 26896240

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 263, 272, 353, 526, 706, 1052, 1412, 2104, 2824, 4208, 4471, 5648, 6001, 8942, 12002, 17884, 24004, 35768, 48008, 71536, 92839, 96016, 185678, 371356, 742712, 1485424, 1578263, 3156526, 6313052, 12626104, 25252208]

約数ペア:

[(1, 25252208), (2, 12626104), (4, 6313052), (8, 3156526), (16, 1578263), (17, 1485424), (34, 742712), (68, 371356), (136, 185678), (263, 96016), (272, 92839), (353, 71536), (526, 48008), (706, 35768), (1052, 24004), (1412, 17884), (2104, 12002), (2824, 8942), (4208, 6001), (4471, 5648)]