81939648

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1487}}^1$

素因数の和:1550

約数の個数: 112

約数和(自身を含む): 253983744

約数和(自身を除く): 172044096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 64, 82, 84, 96, 112, 123, 164, 168, 192, 224, 246, 287, 328, 336, 448, 492, 574, 656, 672, 861, 984, 1148, 1312, 1344, 1487, 1722, 1968, 2296, 2624, 2974, 3444, 3936, 4461, 4592, 5948, 6888, 7872, 8922, 9184, 10409, 11896, 13776, 17844, 18368, 20818, 23792, 27552, 31227, 35688, 41636, 47584, 55104, 60967, 62454, 71376, 83272, 95168, 121934, 124908, 142752, 166544, 182901, 243868, 249816, 285504, 333088, 365802, 426769, 487736, 499632, 666176, 731604, 853538, 975472, 999264, 1280307, 1463208, 1707076, 1950944, 1998528, 2560614, 2926416, 3414152, 3901888, 5121228, 5852832, 6828304, 10242456, 11705664, 13656608, 20484912, 27313216, 40969824, 81939648]

約数ペア:

[(1, 81939648), (2, 40969824), (3, 27313216), (4, 20484912), (6, 13656608), (7, 11705664), (8, 10242456), (12, 6828304), (14, 5852832), (16, 5121228), (21, 3901888), (24, 3414152), (28, 2926416), (32, 2560614), (41, 1998528), (42, 1950944), (48, 1707076), (56, 1463208), (64, 1280307), (82, 999264), (84, 975472), (96, 853538), (112, 731604), (123, 666176), (164, 499632), (168, 487736), (192, 426769), (224, 365802), (246, 333088), (287, 285504), (328, 249816), (336, 243868), (448, 182901), (492, 166544), (574, 142752), (656, 124908), (672, 121934), (861, 95168), (984, 83272), (1148, 71376), (1312, 62454), (1344, 60967), (1487, 55104), (1722, 47584), (1968, 41636), (2296, 35688), (2624, 31227), (2974, 27552), (3444, 23792), (3936, 20818), (4461, 18368), (4592, 17844), (5948, 13776), (6888, 11896), (7872, 10409), (8922, 9184)]