80434580

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{11393}}^1$

素因数の和:11755

約数の個数: 24

約数和(自身を含む): 169405992

約数和(自身を除く): 88971412

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 11393, 22786, 45572, 56965, 113930, 227860, 4021729, 8043458, 16086916, 20108645, 40217290, 80434580]

約数ペア:

[(1, 80434580), (2, 40217290), (4, 20108645), (5, 16086916), (10, 8043458), (20, 4021729), (353, 227860), (706, 113930), (1412, 56965), (1765, 45572), (3530, 22786), (7060, 11393)]