78896816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2381}}^1$

素因数の和:2517

約数の個数: 40

約数和(自身を含む): 162452400

約数和(自身を除く): 83555584

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 109, 152, 218, 304, 436, 872, 1744, 2071, 2381, 4142, 4762, 8284, 9524, 16568, 19048, 33136, 38096, 45239, 90478, 180956, 259529, 361912, 519058, 723824, 1038116, 2076232, 4152464, 4931051, 9862102, 19724204, 39448408, 78896816]

約数ペア:

[(1, 78896816), (2, 39448408), (4, 19724204), (8, 9862102), (16, 4931051), (19, 4152464), (38, 2076232), (76, 1038116), (109, 723824), (152, 519058), (218, 361912), (304, 259529), (436, 180956), (872, 90478), (1744, 45239), (2071, 38096), (2381, 33136), (4142, 19048), (4762, 16568), (8284, 9524)]