81655488

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:335

約数の個数: 168

約数和(自身を含む): 256763520

約数和(自身を除く): 175108032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 31, 32, 34, 36, 48, 51, 62, 64, 68, 72, 93, 96, 102, 124, 136, 144, 153, 186, 192, 204, 248, 269, 272, 279, 288, 306, 372, 408, 496, 527, 538, 544, 558, 576, 612, 744, 807, 816, 992, 1054, 1076, 1088, 1116, 1224, 1488, 1581, 1614, 1632, 1984, 2108, 2152, 2232, 2421, 2448, 2976, 3162, 3228, 3264, 4216, 4304, 4464, 4573, 4743, 4842, 4896, 5952, 6324, 6456, 8339, 8432, 8608, 8928, 9146, 9486, 9684, 9792, 12648, 12912, 13719, 16678, 16864, 17216, 17856, 18292, 18972, 19368, 25017, 25296, 25824, 27438, 33356, 33728, 36584, 37944, 38736, 41157, 50034, 50592, 51648, 54876, 66712, 73168, 75051, 75888, 77472, 82314, 100068, 101184, 109752, 133424, 141763, 146336, 150102, 151776, 154944, 164628, 200136, 219504, 266848, 283526, 292672, 300204, 303552, 329256, 400272, 425289, 439008, 533696, 567052, 600408, 658512, 800544, 850578, 878016, 1134104, 1200816, 1275867, 1317024, 1601088, 1701156, 2268208, 2401632, 2551734, 2634048, 3402312, 4536416, 4803264, 5103468, 6804624, 9072832, 10206936, 13609248, 20413872, 27218496, 40827744, 81655488]

約数ペア:

[(1, 81655488), (2, 40827744), (3, 27218496), (4, 20413872), (6, 13609248), (8, 10206936), (9, 9072832), (12, 6804624), (16, 5103468), (17, 4803264), (18, 4536416), (24, 3402312), (31, 2634048), (32, 2551734), (34, 2401632), (36, 2268208), (48, 1701156), (51, 1601088), (62, 1317024), (64, 1275867), (68, 1200816), (72, 1134104), (93, 878016), (96, 850578), (102, 800544), (124, 658512), (136, 600408), (144, 567052), (153, 533696), (186, 439008), (192, 425289), (204, 400272), (248, 329256), (269, 303552), (272, 300204), (279, 292672), (288, 283526), (306, 266848), (372, 219504), (408, 200136), (496, 164628), (527, 154944), (538, 151776), (544, 150102), (558, 146336), (576, 141763), (612, 133424), (744, 109752), (807, 101184), (816, 100068), (992, 82314), (1054, 77472), (1076, 75888), (1088, 75051), (1116, 73168), (1224, 66712), (1488, 54876), (1581, 51648), (1614, 50592), (1632, 50034), (1984, 41157), (2108, 38736), (2152, 37944), (2232, 36584), (2421, 33728), (2448, 33356), (2976, 27438), (3162, 25824), (3228, 25296), (3264, 25017), (4216, 19368), (4304, 18972), (4464, 18292), (4573, 17856), (4743, 17216), (4842, 16864), (4896, 16678), (5952, 13719), (6324, 12912), (6456, 12648), (8339, 9792), (8432, 9684), (8608, 9486), (8928, 9146)]