68086720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1259}}^1$

素因数の和:1302

約数の個数: 84

約数和(自身を含む): 175701960

約数和(自身を除く): 107615240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 320, 338, 416, 520, 676, 832, 845, 1040, 1259, 1352, 1690, 2080, 2518, 2704, 3380, 4160, 5036, 5408, 6295, 6760, 10072, 10816, 12590, 13520, 16367, 20144, 25180, 27040, 32734, 40288, 50360, 54080, 65468, 80576, 81835, 100720, 130936, 163670, 201440, 212771, 261872, 327340, 402880, 425542, 523744, 654680, 851084, 1047488, 1063855, 1309360, 1702168, 2127710, 2618720, 3404336, 4255420, 5237440, 6808672, 8510840, 13617344, 17021680, 34043360, 68086720]

約数ペア:

[(1, 68086720), (2, 34043360), (4, 17021680), (5, 13617344), (8, 8510840), (10, 6808672), (13, 5237440), (16, 4255420), (20, 3404336), (26, 2618720), (32, 2127710), (40, 1702168), (52, 1309360), (64, 1063855), (65, 1047488), (80, 851084), (104, 654680), (130, 523744), (160, 425542), (169, 402880), (208, 327340), (260, 261872), (320, 212771), (338, 201440), (416, 163670), (520, 130936), (676, 100720), (832, 81835), (845, 80576), (1040, 65468), (1259, 54080), (1352, 50360), (1690, 40288), (2080, 32734), (2518, 27040), (2704, 25180), (3380, 20144), (4160, 16367), (5036, 13520), (5408, 12590), (6295, 10816), (6760, 10072)]