905803808

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1201}}^1$

素因数の和:1275

約数の個数: 144

約数和(自身を含む): 2296315224

約数和(自身を除く): 1390511416

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 49, 52, 56, 74, 91, 98, 104, 112, 148, 182, 196, 208, 224, 259, 296, 364, 392, 416, 481, 518, 592, 637, 728, 784, 962, 1036, 1184, 1201, 1274, 1456, 1568, 1813, 1924, 2072, 2402, 2548, 2912, 3367, 3626, 3848, 4144, 4804, 5096, 6734, 7252, 7696, 8288, 8407, 9608, 10192, 13468, 14504, 15392, 15613, 16814, 19216, 20384, 23569, 26936, 29008, 31226, 33628, 38432, 44437, 47138, 53872, 58016, 58849, 62452, 67256, 88874, 94276, 107744, 109291, 117698, 124904, 134512, 177748, 188552, 218582, 235396, 249808, 269024, 311059, 355496, 377104, 437164, 470792, 499616, 577681, 622118, 710992, 754208, 765037, 874328, 941584, 1155362, 1244236, 1421984, 1530074, 1748656, 1883168, 2177413, 2310724, 2488472, 3060148, 3497312, 4043767, 4354826, 4621448, 4976944, 6120296, 8087534, 8709652, 9242896, 9953888, 12240592, 16175068, 17419304, 18485792, 24481184, 28306369, 32350136, 34838608, 56612738, 64700272, 69677216, 113225476, 129400544, 226450952, 452901904, 905803808]

約数ペア:

[(1, 905803808), (2, 452901904), (4, 226450952), (7, 129400544), (8, 113225476), (13, 69677216), (14, 64700272), (16, 56612738), (26, 34838608), (28, 32350136), (32, 28306369), (37, 24481184), (49, 18485792), (52, 17419304), (56, 16175068), (74, 12240592), (91, 9953888), (98, 9242896), (104, 8709652), (112, 8087534), (148, 6120296), (182, 4976944), (196, 4621448), (208, 4354826), (224, 4043767), (259, 3497312), (296, 3060148), (364, 2488472), (392, 2310724), (416, 2177413), (481, 1883168), (518, 1748656), (592, 1530074), (637, 1421984), (728, 1244236), (784, 1155362), (962, 941584), (1036, 874328), (1184, 765037), (1201, 754208), (1274, 710992), (1456, 622118), (1568, 577681), (1813, 499616), (1924, 470792), (2072, 437164), (2402, 377104), (2548, 355496), (2912, 311059), (3367, 269024), (3626, 249808), (3848, 235396), (4144, 218582), (4804, 188552), (5096, 177748), (6734, 134512), (7252, 124904), (7696, 117698), (8288, 109291), (8407, 107744), (9608, 94276), (10192, 88874), (13468, 67256), (14504, 62452), (15392, 58849), (15613, 58016), (16814, 53872), (19216, 47138), (20384, 44437), (23569, 38432), (26936, 33628), (29008, 31226)]