68451968

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1327}}^1$

素因数の和:1385

約数の個数: 64

約数和(自身を含む): 151710720

約数和(自身を除く): 83258752

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 403, 416, 496, 806, 832, 992, 1327, 1612, 1664, 1984, 2654, 3224, 3968, 5308, 6448, 10616, 12896, 17251, 21232, 25792, 34502, 41137, 42464, 51584, 69004, 82274, 84928, 138008, 164548, 169856, 276016, 329096, 534781, 552032, 658192, 1069562, 1104064, 1316384, 2139124, 2208128, 2632768, 4278248, 5265536, 8556496, 17112992, 34225984, 68451968]

約数ペア:

[(1, 68451968), (2, 34225984), (4, 17112992), (8, 8556496), (13, 5265536), (16, 4278248), (26, 2632768), (31, 2208128), (32, 2139124), (52, 1316384), (62, 1104064), (64, 1069562), (104, 658192), (124, 552032), (128, 534781), (208, 329096), (248, 276016), (403, 169856), (416, 164548), (496, 138008), (806, 84928), (832, 82274), (992, 69004), (1327, 51584), (1612, 42464), (1664, 41137), (1984, 34502), (2654, 25792), (3224, 21232), (3968, 17251), (5308, 12896), (6448, 10616)]