77315140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{78893}}^1$

素因数の和:78916

約数の個数: 36

約数和(自身を含む): 188872236

約数和(自身を除く): 111557096

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 78893, 157786, 315572, 394465, 552251, 788930, 1104502, 1577860, 2209004, 2761255, 3865757, 5522510, 7731514, 11045020, 15463028, 19328785, 38657570, 77315140]

約数ペア:

[(1, 77315140), (2, 38657570), (4, 19328785), (5, 15463028), (7, 11045020), (10, 7731514), (14, 5522510), (20, 3865757), (28, 2761255), (35, 2209004), (49, 1577860), (70, 1104502), (98, 788930), (140, 552251), (196, 394465), (245, 315572), (490, 157786), (980, 78893)]