78473870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{997}}^1$

素因数の和:1484

約数の個数: 32

約数和(自身を含む): 150035328

約数和(自身を除く): 71561458

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 463, 926, 997, 1994, 2315, 4630, 4985, 7871, 9970, 15742, 16949, 33898, 39355, 78710, 84745, 169490, 461611, 923222, 2308055, 4616110, 7847387, 15694774, 39236935, 78473870]

約数ペア:

[(1, 78473870), (2, 39236935), (5, 15694774), (10, 7847387), (17, 4616110), (34, 2308055), (85, 923222), (170, 461611), (463, 169490), (926, 84745), (997, 78710), (1994, 39355), (2315, 33898), (4630, 16949), (4985, 15742), (7871, 9970)]