78438110

素因数分解:

$2^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{9349}}^1$

素因数の和:10195

約数の個数: 16

約数和(自身を含む): 141372000

約数和(自身を除く): 62933890

約数列:

[1, 2, 5, 10, 839, 1678, 4195, 8390, 9349, 18698, 46745, 93490, 7843811, 15687622, 39219055, 78438110]

約数ペア:

[(1, 78438110), (2, 39219055), (5, 15687622), (10, 7843811), (839, 93490), (1678, 46745), (4195, 18698), (8390, 9349)]