164652160

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 128

約数和(自身を含む): 417922560

約数和(自身を除く): 253270400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 128, 155, 160, 172, 193, 215, 248, 310, 320, 344, 386, 430, 496, 620, 640, 688, 772, 860, 965, 992, 1240, 1333, 1376, 1544, 1720, 1930, 1984, 2480, 2666, 2752, 3088, 3440, 3860, 3968, 4960, 5332, 5504, 5983, 6176, 6665, 6880, 7720, 8299, 9920, 10664, 11966, 12352, 13330, 13760, 15440, 16598, 19840, 21328, 23932, 24704, 26660, 27520, 29915, 30880, 33196, 41495, 42656, 47864, 53320, 59830, 61760, 66392, 82990, 85312, 95728, 106640, 119660, 123520, 132784, 165980, 170624, 191456, 213280, 239320, 257269, 265568, 331960, 382912, 426560, 478640, 514538, 531136, 663920, 765824, 853120, 957280, 1029076, 1062272, 1286345, 1327840, 1914560, 2058152, 2572690, 2655680, 3829120, 4116304, 5145380, 5311360, 8232608, 10290760, 16465216, 20581520, 32930432, 41163040, 82326080, 164652160]

約数ペア:

[(1, 164652160), (2, 82326080), (4, 41163040), (5, 32930432), (8, 20581520), (10, 16465216), (16, 10290760), (20, 8232608), (31, 5311360), (32, 5145380), (40, 4116304), (43, 3829120), (62, 2655680), (64, 2572690), (80, 2058152), (86, 1914560), (124, 1327840), (128, 1286345), (155, 1062272), (160, 1029076), (172, 957280), (193, 853120), (215, 765824), (248, 663920), (310, 531136), (320, 514538), (344, 478640), (386, 426560), (430, 382912), (496, 331960), (620, 265568), (640, 257269), (688, 239320), (772, 213280), (860, 191456), (965, 170624), (992, 165980), (1240, 132784), (1333, 123520), (1376, 119660), (1544, 106640), (1720, 95728), (1930, 85312), (1984, 82990), (2480, 66392), (2666, 61760), (2752, 59830), (3088, 53320), (3440, 47864), (3860, 42656), (3968, 41495), (4960, 33196), (5332, 30880), (5504, 29915), (5983, 27520), (6176, 26660), (6665, 24704), (6880, 23932), (7720, 21328), (8299, 19840), (9920, 16598), (10664, 15440), (11966, 13760), (12352, 13330)]