81133696

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 200540160

約数和(自身を除く): 119406464

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 56, 62, 64, 92, 112, 124, 127, 128, 161, 184, 217, 224, 248, 254, 322, 368, 434, 448, 496, 508, 644, 713, 736, 868, 889, 896, 992, 1016, 1288, 1426, 1472, 1736, 1778, 1984, 2032, 2576, 2852, 2921, 2944, 3472, 3556, 3937, 3968, 4064, 4991, 5152, 5704, 5842, 6944, 7112, 7874, 8128, 9982, 10304, 11408, 11684, 13888, 14224, 15748, 16256, 19964, 20447, 20608, 22816, 23368, 27559, 27776, 28448, 31496, 39928, 40894, 45632, 46736, 55118, 56896, 62992, 79856, 81788, 90551, 91264, 93472, 110236, 113792, 125984, 159712, 163576, 181102, 186944, 220472, 251968, 319424, 327152, 362204, 373888, 440944, 503936, 633857, 638848, 654304, 724408, 881888, 1267714, 1308608, 1448816, 1763776, 2535428, 2617216, 2897632, 3527552, 5070856, 5795264, 10141712, 11590528, 20283424, 40566848, 81133696]

約数ペア:

[(1, 81133696), (2, 40566848), (4, 20283424), (7, 11590528), (8, 10141712), (14, 5795264), (16, 5070856), (23, 3527552), (28, 2897632), (31, 2617216), (32, 2535428), (46, 1763776), (56, 1448816), (62, 1308608), (64, 1267714), (92, 881888), (112, 724408), (124, 654304), (127, 638848), (128, 633857), (161, 503936), (184, 440944), (217, 373888), (224, 362204), (248, 327152), (254, 319424), (322, 251968), (368, 220472), (434, 186944), (448, 181102), (496, 163576), (508, 159712), (644, 125984), (713, 113792), (736, 110236), (868, 93472), (889, 91264), (896, 90551), (992, 81788), (1016, 79856), (1288, 62992), (1426, 56896), (1472, 55118), (1736, 46736), (1778, 45632), (1984, 40894), (2032, 39928), (2576, 31496), (2852, 28448), (2921, 27776), (2944, 27559), (3472, 23368), (3556, 22816), (3937, 20608), (3968, 20447), (4064, 19964), (4991, 16256), (5152, 15748), (5704, 14224), (5842, 13888), (6944, 11684), (7112, 11408), (7874, 10304), (8128, 9982)]