388703744

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5309}}^1$

素因数の和:5351

約数の個数: 80

約数和(自身を含む): 912597840

約数和(自身を除く): 523894096

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 352, 416, 512, 572, 704, 832, 1144, 1408, 1664, 2288, 2816, 3328, 4576, 5309, 5632, 6656, 9152, 10618, 18304, 21236, 36608, 42472, 58399, 69017, 73216, 84944, 116798, 138034, 169888, 233596, 276068, 339776, 467192, 552136, 679552, 759187, 934384, 1104272, 1359104, 1518374, 1868768, 2208544, 2718208, 3036748, 3737536, 4417088, 6073496, 7475072, 8834176, 12146992, 14950144, 17668352, 24293984, 29900288, 35336704, 48587968, 97175936, 194351872, 388703744]

約数ペア:

[(1, 388703744), (2, 194351872), (4, 97175936), (8, 48587968), (11, 35336704), (13, 29900288), (16, 24293984), (22, 17668352), (26, 14950144), (32, 12146992), (44, 8834176), (52, 7475072), (64, 6073496), (88, 4417088), (104, 3737536), (128, 3036748), (143, 2718208), (176, 2208544), (208, 1868768), (256, 1518374), (286, 1359104), (352, 1104272), (416, 934384), (512, 759187), (572, 679552), (704, 552136), (832, 467192), (1144, 339776), (1408, 276068), (1664, 233596), (2288, 169888), (2816, 138034), (3328, 116798), (4576, 84944), (5309, 73216), (5632, 69017), (6656, 58399), (9152, 42472), (10618, 36608), (18304, 21236)]