790487440

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1061}}^1$

素因数の和:1280

約数の個数: 80

約数和(自身を含む): 1880504640

約数和(自身を除く): 1090017200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 139, 268, 278, 335, 536, 556, 670, 695, 1061, 1072, 1112, 1340, 1390, 2122, 2224, 2680, 2780, 4244, 5305, 5360, 5560, 8488, 9313, 10610, 11120, 16976, 18626, 21220, 37252, 42440, 46565, 71087, 74504, 84880, 93130, 142174, 147479, 149008, 186260, 284348, 294958, 355435, 372520, 568696, 589916, 710870, 737395, 745040, 1137392, 1179832, 1421740, 1474790, 2359664, 2843480, 2949580, 5686960, 5899160, 9881093, 11798320, 19762186, 39524372, 49405465, 79048744, 98810930, 158097488, 197621860, 395243720, 790487440]

約数ペア:

[(1, 790487440), (2, 395243720), (4, 197621860), (5, 158097488), (8, 98810930), (10, 79048744), (16, 49405465), (20, 39524372), (40, 19762186), (67, 11798320), (80, 9881093), (134, 5899160), (139, 5686960), (268, 2949580), (278, 2843480), (335, 2359664), (536, 1474790), (556, 1421740), (670, 1179832), (695, 1137392), (1061, 745040), (1072, 737395), (1112, 710870), (1340, 589916), (1390, 568696), (2122, 372520), (2224, 355435), (2680, 294958), (2780, 284348), (4244, 186260), (5305, 149008), (5360, 147479), (5560, 142174), (8488, 93130), (9313, 84880), (10610, 74504), (11120, 71087), (16976, 46565), (18626, 42440), (21220, 37252)]