26287520

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{479}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 72576000

約数和(自身を除く): 46288480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 479, 490, 560, 686, 784, 958, 980, 1120, 1372, 1568, 1715, 1916, 1960, 2395, 2744, 3353, 3430, 3832, 3920, 4790, 5488, 6706, 6860, 7664, 7840, 9580, 10976, 13412, 13720, 15328, 16765, 19160, 23471, 26824, 27440, 33530, 38320, 46942, 53648, 54880, 67060, 76640, 93884, 107296, 117355, 134120, 164297, 187768, 234710, 268240, 328594, 375536, 469420, 536480, 657188, 751072, 821485, 938840, 1314376, 1642970, 1877680, 2628752, 3285940, 3755360, 5257504, 6571880, 13143760, 26287520]

約数ペア:

[(1, 26287520), (2, 13143760), (4, 6571880), (5, 5257504), (7, 3755360), (8, 3285940), (10, 2628752), (14, 1877680), (16, 1642970), (20, 1314376), (28, 938840), (32, 821485), (35, 751072), (40, 657188), (49, 536480), (56, 469420), (70, 375536), (80, 328594), (98, 268240), (112, 234710), (140, 187768), (160, 164297), (196, 134120), (224, 117355), (245, 107296), (280, 93884), (343, 76640), (392, 67060), (479, 54880), (490, 53648), (560, 46942), (686, 38320), (784, 33530), (958, 27440), (980, 26824), (1120, 23471), (1372, 19160), (1568, 16765), (1715, 15328), (1916, 13720), (1960, 13412), (2395, 10976), (2744, 9580), (3353, 7840), (3430, 7664), (3832, 6860), (3920, 6706), (4790, 5488)]