83128555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 111570048

約数和(自身を除く): 28441493

約数列:

[1, 5, 17, 23, 85, 101, 115, 391, 421, 505, 1717, 1955, 2105, 2323, 7157, 8585, 9683, 11615, 35785, 39491, 42521, 48415, 164611, 197455, 212605, 722857, 823055, 977983, 3614285, 4889915, 16625711, 83128555]

約数ペア:

[(1, 83128555), (5, 16625711), (17, 4889915), (23, 3614285), (85, 977983), (101, 823055), (115, 722857), (391, 212605), (421, 197455), (505, 164611), (1717, 48415), (1955, 42521), (2105, 39491), (2323, 35785), (7157, 11615), (8585, 9683)]