199982870

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{65141}}^1$

素因数の和:65455

約数の個数: 16

約数和(自身を含む): 361147248

約数和(自身を除く): 161164378

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 65141, 130282, 325705, 651410, 19998287, 39996574, 99991435, 199982870]

約数ペア:

[(1, 199982870), (2, 99991435), (5, 39996574), (10, 19998287), (307, 651410), (614, 325705), (1535, 130282), (3070, 65141)]