25958296

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 60540480

約数和(自身を除く): 34582184

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 181, 182, 197, 362, 364, 394, 724, 728, 788, 1267, 1379, 1448, 1576, 2353, 2534, 2561, 2758, 4706, 5068, 5122, 5516, 9412, 10136, 10244, 11032, 16471, 17927, 18824, 20488, 32942, 35657, 35854, 65884, 71314, 71708, 131768, 142628, 143416, 249599, 285256, 463541, 499198, 927082, 998396, 1854164, 1996792, 3244787, 3708328, 6489574, 12979148, 25958296]

約数ペア:

[(1, 25958296), (2, 12979148), (4, 6489574), (7, 3708328), (8, 3244787), (13, 1996792), (14, 1854164), (26, 998396), (28, 927082), (52, 499198), (56, 463541), (91, 285256), (104, 249599), (181, 143416), (182, 142628), (197, 131768), (362, 71708), (364, 71314), (394, 65884), (724, 35854), (728, 35657), (788, 32942), (1267, 20488), (1379, 18824), (1448, 17927), (1576, 16471), (2353, 11032), (2534, 10244), (2561, 10136), (2758, 9412), (4706, 5516), (5068, 5122)]