87581312

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 219797760

約数和(自身を除く): 132216448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 73, 91, 103, 104, 112, 128, 146, 182, 206, 208, 224, 292, 364, 412, 416, 448, 511, 584, 721, 728, 824, 832, 896, 949, 1022, 1168, 1339, 1442, 1456, 1648, 1664, 1898, 2044, 2336, 2678, 2884, 2912, 3296, 3796, 4088, 4672, 5356, 5768, 5824, 6592, 6643, 7519, 7592, 8176, 9344, 9373, 10712, 11536, 11648, 13184, 13286, 15038, 15184, 16352, 18746, 21424, 23072, 26572, 30076, 30368, 32704, 37492, 42848, 46144, 52633, 53144, 60152, 60736, 65408, 74984, 85696, 92288, 97747, 105266, 106288, 120304, 121472, 149968, 171392, 195494, 210532, 212576, 240608, 299936, 390988, 421064, 425152, 481216, 599872, 684229, 781976, 842128, 850304, 962432, 1199744, 1368458, 1563952, 1684256, 2736916, 3127904, 3368512, 5473832, 6255808, 6737024, 10947664, 12511616, 21895328, 43790656, 87581312]

約数ペア:

[(1, 87581312), (2, 43790656), (4, 21895328), (7, 12511616), (8, 10947664), (13, 6737024), (14, 6255808), (16, 5473832), (26, 3368512), (28, 3127904), (32, 2736916), (52, 1684256), (56, 1563952), (64, 1368458), (73, 1199744), (91, 962432), (103, 850304), (104, 842128), (112, 781976), (128, 684229), (146, 599872), (182, 481216), (206, 425152), (208, 421064), (224, 390988), (292, 299936), (364, 240608), (412, 212576), (416, 210532), (448, 195494), (511, 171392), (584, 149968), (721, 121472), (728, 120304), (824, 106288), (832, 105266), (896, 97747), (949, 92288), (1022, 85696), (1168, 74984), (1339, 65408), (1442, 60736), (1456, 60152), (1648, 53144), (1664, 52633), (1898, 46144), (2044, 42848), (2336, 37492), (2678, 32704), (2884, 30368), (2912, 30076), (3296, 26572), (3796, 23072), (4088, 21424), (4672, 18746), (5356, 16352), (5768, 15184), (5824, 15038), (6592, 13286), (6643, 13184), (7519, 11648), (7592, 11536), (8176, 10712), (9344, 9373)]