82620428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 163296000

約数和(自身を除く): 80675572

約数列:

[1, 2, 4, 11, 22, 44, 53, 71, 106, 142, 212, 284, 499, 583, 781, 998, 1166, 1562, 1996, 2332, 3124, 3763, 5489, 7526, 10978, 15052, 21956, 26447, 35429, 41393, 52894, 70858, 82786, 105788, 141716, 165572, 290917, 389719, 581834, 779438, 1163668, 1558876, 1877737, 3755474, 7510948, 20655107, 41310214, 82620428]

約数ペア:

[(1, 82620428), (2, 41310214), (4, 20655107), (11, 7510948), (22, 3755474), (44, 1877737), (53, 1558876), (71, 1163668), (106, 779438), (142, 581834), (212, 389719), (284, 290917), (499, 165572), (583, 141716), (781, 105788), (998, 82786), (1166, 70858), (1562, 52894), (1996, 41393), (2332, 35429), (3124, 26447), (3763, 21956), (5489, 15052), (7526, 10978)]