8251280

素因数分解:

$2^4\times 5^1\times {\mathrm{103141}}^1$

素因数の和:103154

約数の個数: 20

約数和(自身を含む): 19184412

約数和(自身を除く): 10933132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103141, 206282, 412564, 515705, 825128, 1031410, 1650256, 2062820, 4125640, 8251280]

約数ペア:

[(1, 8251280), (2, 4125640), (4, 2062820), (5, 1650256), (8, 1031410), (10, 825128), (16, 515705), (20, 412564), (40, 206282), (80, 103141)]