81885696

素因数分解:

$2^9\times 3^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:709

約数の個数: 80

約数和(自身を含む): 220968000

約数和(自身を除く): 139082304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 128, 178, 192, 256, 267, 356, 384, 512, 534, 599, 712, 768, 1068, 1198, 1424, 1536, 1797, 2136, 2396, 2848, 3594, 4272, 4792, 5696, 7188, 8544, 9584, 11392, 14376, 17088, 19168, 22784, 28752, 34176, 38336, 45568, 53311, 57504, 68352, 76672, 106622, 115008, 136704, 153344, 159933, 213244, 230016, 306688, 319866, 426488, 460032, 639732, 852976, 920064, 1279464, 1705952, 2558928, 3411904, 5117856, 6823808, 10235712, 13647616, 20471424, 27295232, 40942848, 81885696]

約数ペア:

[(1, 81885696), (2, 40942848), (3, 27295232), (4, 20471424), (6, 13647616), (8, 10235712), (12, 6823808), (16, 5117856), (24, 3411904), (32, 2558928), (48, 1705952), (64, 1279464), (89, 920064), (96, 852976), (128, 639732), (178, 460032), (192, 426488), (256, 319866), (267, 306688), (356, 230016), (384, 213244), (512, 159933), (534, 153344), (599, 136704), (712, 115008), (768, 106622), (1068, 76672), (1198, 68352), (1424, 57504), (1536, 53311), (1797, 45568), (2136, 38336), (2396, 34176), (2848, 28752), (3594, 22784), (4272, 19168), (4792, 17088), (5696, 14376), (7188, 11392), (8544, 9584)]