726422528

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:507

約数の個数: 88

約数和(自身を含む): 1577450952

約数和(自身を除く): 851028424

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 197, 208, 256, 277, 394, 416, 512, 554, 788, 832, 1024, 1108, 1576, 1664, 2216, 2561, 3152, 3328, 3601, 4432, 5122, 6304, 6656, 7202, 8864, 10244, 12608, 13312, 14404, 17728, 20488, 25216, 28808, 35456, 40976, 50432, 54569, 57616, 70912, 81952, 100864, 109138, 115232, 141824, 163904, 201728, 218276, 230464, 283648, 327808, 436552, 460928, 655616, 709397, 873104, 921856, 1311232, 1418794, 1746208, 1843712, 2622464, 2837588, 3492416, 3687424, 5675176, 6984832, 11350352, 13969664, 22700704, 27939328, 45401408, 55878656, 90802816, 181605632, 363211264, 726422528]

約数ペア:

[(1, 726422528), (2, 363211264), (4, 181605632), (8, 90802816), (13, 55878656), (16, 45401408), (26, 27939328), (32, 22700704), (52, 13969664), (64, 11350352), (104, 6984832), (128, 5675176), (197, 3687424), (208, 3492416), (256, 2837588), (277, 2622464), (394, 1843712), (416, 1746208), (512, 1418794), (554, 1311232), (788, 921856), (832, 873104), (1024, 709397), (1108, 655616), (1576, 460928), (1664, 436552), (2216, 327808), (2561, 283648), (3152, 230464), (3328, 218276), (3601, 201728), (4432, 163904), (5122, 141824), (6304, 115232), (6656, 109138), (7202, 100864), (8864, 81952), (10244, 70912), (12608, 57616), (13312, 54569), (14404, 50432), (17728, 40976), (20488, 35456), (25216, 28808)]