79778480

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5167}}^1$

素因数の和:5373

約数の個数: 40

約数和(自身を含む): 186482112

約数和(自身を除く): 106703632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 5167, 7720, 10334, 15440, 20668, 25835, 41336, 51670, 82672, 103340, 206680, 413360, 997231, 1994462, 3988924, 4986155, 7977848, 9972310, 15955696, 19944620, 39889240, 79778480]

約数ペア:

[(1, 79778480), (2, 39889240), (4, 19944620), (5, 15955696), (8, 9972310), (10, 7977848), (16, 4986155), (20, 3988924), (40, 1994462), (80, 997231), (193, 413360), (386, 206680), (772, 103340), (965, 82672), (1544, 51670), (1930, 41336), (3088, 25835), (3860, 20668), (5167, 15440), (7720, 10334)]