81949056

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:776

約数の個数: 128

約数和(自身を含む): 254918400

約数和(自身を除く): 172969344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 56, 64, 84, 86, 96, 112, 128, 129, 168, 172, 192, 224, 258, 301, 336, 344, 384, 448, 516, 602, 672, 688, 709, 896, 903, 1032, 1204, 1344, 1376, 1418, 1806, 2064, 2127, 2408, 2688, 2752, 2836, 3612, 4128, 4254, 4816, 4963, 5504, 5672, 7224, 8256, 8508, 9632, 9926, 11344, 14448, 14889, 16512, 17016, 19264, 19852, 22688, 28896, 29778, 30487, 34032, 38528, 39704, 45376, 57792, 59556, 60974, 68064, 79408, 90752, 91461, 115584, 119112, 121948, 136128, 158816, 182922, 213409, 238224, 243896, 272256, 317632, 365844, 426818, 476448, 487792, 635264, 640227, 731688, 853636, 952896, 975584, 1280454, 1463376, 1707272, 1905792, 1951168, 2560908, 2926752, 3414544, 3902336, 5121816, 5853504, 6829088, 10243632, 11707008, 13658176, 20487264, 27316352, 40974528, 81949056]

約数ペア:

[(1, 81949056), (2, 40974528), (3, 27316352), (4, 20487264), (6, 13658176), (7, 11707008), (8, 10243632), (12, 6829088), (14, 5853504), (16, 5121816), (21, 3902336), (24, 3414544), (28, 2926752), (32, 2560908), (42, 1951168), (43, 1905792), (48, 1707272), (56, 1463376), (64, 1280454), (84, 975584), (86, 952896), (96, 853636), (112, 731688), (128, 640227), (129, 635264), (168, 487792), (172, 476448), (192, 426818), (224, 365844), (258, 317632), (301, 272256), (336, 243896), (344, 238224), (384, 213409), (448, 182922), (516, 158816), (602, 136128), (672, 121948), (688, 119112), (709, 115584), (896, 91461), (903, 90752), (1032, 79408), (1204, 68064), (1344, 60974), (1376, 59556), (1418, 57792), (1806, 45376), (2064, 39704), (2127, 38528), (2408, 34032), (2688, 30487), (2752, 29778), (2836, 28896), (3612, 22688), (4128, 19852), (4254, 19264), (4816, 17016), (4963, 16512), (5504, 14889), (5672, 14448), (7224, 11344), (8256, 9926), (8508, 9632)]