179638784

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:365

約数の個数: 80

約数和(自身を含む): 391334328

約数和(自身を除く): 211695544

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 137, 197, 208, 256, 274, 394, 416, 512, 548, 788, 832, 1096, 1576, 1664, 1781, 2192, 2561, 3152, 3328, 3562, 4384, 5122, 6304, 6656, 7124, 8768, 10244, 12608, 14248, 17536, 20488, 25216, 26989, 28496, 35072, 40976, 50432, 53978, 56992, 70144, 81952, 100864, 107956, 113984, 163904, 215912, 227968, 327808, 350857, 431824, 455936, 655616, 701714, 863648, 911872, 1311232, 1403428, 1727296, 2806856, 3454592, 5613712, 6909184, 11227424, 13818368, 22454848, 44909696, 89819392, 179638784]

約数ペア:

[(1, 179638784), (2, 89819392), (4, 44909696), (8, 22454848), (13, 13818368), (16, 11227424), (26, 6909184), (32, 5613712), (52, 3454592), (64, 2806856), (104, 1727296), (128, 1403428), (137, 1311232), (197, 911872), (208, 863648), (256, 701714), (274, 655616), (394, 455936), (416, 431824), (512, 350857), (548, 327808), (788, 227968), (832, 215912), (1096, 163904), (1576, 113984), (1664, 107956), (1781, 100864), (2192, 81952), (2561, 70144), (3152, 56992), (3328, 53978), (3562, 50432), (4384, 40976), (5122, 35072), (6304, 28496), (6656, 26989), (7124, 25216), (8768, 20488), (10244, 17536), (12608, 14248)]