199287295

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 264499200

約数和(自身を除く): 65211905

約数列:

[1, 5, 19, 23, 95, 115, 223, 409, 437, 1115, 2045, 2185, 4237, 5129, 7771, 9407, 21185, 25645, 38855, 47035, 91207, 97451, 178733, 456035, 487255, 893665, 1732933, 2097761, 8664665, 10488805, 39857459, 199287295]

約数ペア:

[(1, 199287295), (5, 39857459), (19, 10488805), (23, 8664665), (95, 2097761), (115, 1732933), (223, 893665), (409, 487255), (437, 456035), (1115, 178733), (2045, 97451), (2185, 91207), (4237, 47035), (5129, 38855), (7771, 25645), (9407, 21185)]