51173920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{45691}}^1$

素因数の和:45713

約数の個数: 48

約数和(自身を含む): 138172608

約数和(自身を除く): 86998688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 45691, 91382, 182764, 228455, 319837, 365528, 456910, 639674, 731056, 913820, 1279348, 1462112, 1599185, 1827640, 2558696, 3198370, 3655280, 5117392, 6396740, 7310560, 10234784, 12793480, 25586960, 51173920]

約数ペア:

[(1, 51173920), (2, 25586960), (4, 12793480), (5, 10234784), (7, 7310560), (8, 6396740), (10, 5117392), (14, 3655280), (16, 3198370), (20, 2558696), (28, 1827640), (32, 1599185), (35, 1462112), (40, 1279348), (56, 913820), (70, 731056), (80, 639674), (112, 456910), (140, 365528), (160, 319837), (224, 228455), (280, 182764), (560, 91382), (1120, 45691)]