8889317248

素因数分解:

$2^7\times 7^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:748

約数の個数: 128

約数和(自身を含む): 20555366400

約数和(自身を除く): 11666049152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 191, 224, 254, 382, 409, 448, 508, 764, 818, 889, 896, 1016, 1337, 1528, 1636, 1778, 2032, 2674, 2863, 3056, 3272, 3556, 4064, 5348, 5726, 6112, 6544, 7112, 8128, 10696, 11452, 12224, 13088, 14224, 16256, 21392, 22904, 24257, 24448, 26176, 28448, 42784, 45808, 48514, 51943, 52352, 56896, 78119, 85568, 91616, 97028, 103886, 113792, 156238, 169799, 171136, 183232, 194056, 207772, 312476, 339598, 363601, 366464, 388112, 415544, 546833, 624952, 679196, 727202, 776224, 831088, 1093666, 1249904, 1358392, 1454404, 1552448, 1662176, 2187332, 2499808, 2716784, 2908808, 3104896, 3324352, 4374664, 4999616, 5433568, 5817616, 6648704, 8749328, 9921113, 9999232, 10867136, 11635232, 17498656, 19842226, 21734272, 23270464, 34997312, 39684452, 46540928, 69447791, 69994624, 79368904, 138895582, 158737808, 277791164, 317475616, 555582328, 634951232, 1111164656, 1269902464, 2222329312, 4444658624, 8889317248]

約数ペア:

[(1, 8889317248), (2, 4444658624), (4, 2222329312), (7, 1269902464), (8, 1111164656), (14, 634951232), (16, 555582328), (28, 317475616), (32, 277791164), (56, 158737808), (64, 138895582), (112, 79368904), (127, 69994624), (128, 69447791), (191, 46540928), (224, 39684452), (254, 34997312), (382, 23270464), (409, 21734272), (448, 19842226), (508, 17498656), (764, 11635232), (818, 10867136), (889, 9999232), (896, 9921113), (1016, 8749328), (1337, 6648704), (1528, 5817616), (1636, 5433568), (1778, 4999616), (2032, 4374664), (2674, 3324352), (2863, 3104896), (3056, 2908808), (3272, 2716784), (3556, 2499808), (4064, 2187332), (5348, 1662176), (5726, 1552448), (6112, 1454404), (6544, 1358392), (7112, 1249904), (8128, 1093666), (10696, 831088), (11452, 776224), (12224, 727202), (13088, 679196), (14224, 624952), (16256, 546833), (21392, 415544), (22904, 388112), (24257, 366464), (24448, 363601), (26176, 339598), (28448, 312476), (42784, 207772), (45808, 194056), (48514, 183232), (51943, 171136), (52352, 169799), (56896, 156238), (78119, 113792), (85568, 103886), (91616, 97028)]