51169280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 129729600

約数和(自身を除く): 78560320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 263, 304, 320, 380, 512, 526, 608, 640, 760, 1024, 1052, 1216, 1280, 1315, 1520, 2048, 2104, 2432, 2560, 2630, 3040, 4208, 4864, 4997, 5120, 5260, 6080, 8416, 9728, 9994, 10240, 10520, 12160, 16832, 19456, 19988, 21040, 24320, 24985, 33664, 38912, 39976, 42080, 48640, 49970, 67328, 79952, 84160, 97280, 99940, 134656, 159904, 168320, 194560, 199880, 269312, 319808, 336640, 399760, 538624, 639616, 673280, 799520, 1279232, 1346560, 1599040, 2558464, 2693120, 3198080, 5116928, 6396160, 10233856, 12792320, 25584640, 51169280]

約数ペア:

[(1, 51169280), (2, 25584640), (4, 12792320), (5, 10233856), (8, 6396160), (10, 5116928), (16, 3198080), (19, 2693120), (20, 2558464), (32, 1599040), (38, 1346560), (40, 1279232), (64, 799520), (76, 673280), (80, 639616), (95, 538624), (128, 399760), (152, 336640), (160, 319808), (190, 269312), (256, 199880), (263, 194560), (304, 168320), (320, 159904), (380, 134656), (512, 99940), (526, 97280), (608, 84160), (640, 79952), (760, 67328), (1024, 49970), (1052, 48640), (1216, 42080), (1280, 39976), (1315, 38912), (1520, 33664), (2048, 24985), (2104, 24320), (2432, 21040), (2560, 19988), (2630, 19456), (3040, 16832), (4208, 12160), (4864, 10520), (4997, 10240), (5120, 9994), (5260, 9728), (6080, 8416)]