129425408

素因数分解:

$2^{13}\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 112

約数和(自身を含む): 308786784

約数和(自身を除く): 179361376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 61, 64, 74, 112, 122, 128, 148, 224, 244, 256, 259, 296, 427, 448, 488, 512, 518, 592, 854, 896, 976, 1024, 1036, 1184, 1708, 1792, 1952, 2048, 2072, 2257, 2368, 3416, 3584, 3904, 4096, 4144, 4514, 4736, 6832, 7168, 7808, 8192, 8288, 9028, 9472, 13664, 14336, 15616, 15799, 16576, 18056, 18944, 27328, 28672, 31232, 31598, 33152, 36112, 37888, 54656, 57344, 62464, 63196, 66304, 72224, 75776, 109312, 124928, 126392, 132608, 144448, 151552, 218624, 249856, 252784, 265216, 288896, 303104, 437248, 499712, 505568, 530432, 577792, 874496, 1011136, 1060864, 1155584, 1748992, 2022272, 2121728, 2311168, 3497984, 4044544, 4622336, 8089088, 9244672, 16178176, 18489344, 32356352, 64712704, 129425408]

約数ペア:

[(1, 129425408), (2, 64712704), (4, 32356352), (7, 18489344), (8, 16178176), (14, 9244672), (16, 8089088), (28, 4622336), (32, 4044544), (37, 3497984), (56, 2311168), (61, 2121728), (64, 2022272), (74, 1748992), (112, 1155584), (122, 1060864), (128, 1011136), (148, 874496), (224, 577792), (244, 530432), (256, 505568), (259, 499712), (296, 437248), (427, 303104), (448, 288896), (488, 265216), (512, 252784), (518, 249856), (592, 218624), (854, 151552), (896, 144448), (976, 132608), (1024, 126392), (1036, 124928), (1184, 109312), (1708, 75776), (1792, 72224), (1952, 66304), (2048, 63196), (2072, 62464), (2257, 57344), (2368, 54656), (3416, 37888), (3584, 36112), (3904, 33152), (4096, 31598), (4144, 31232), (4514, 28672), (4736, 27328), (6832, 18944), (7168, 18056), (7808, 16576), (8192, 15799), (8288, 15616), (9028, 14336), (9472, 13664)]