77604880

素因数分解:

$2^4\times 5^1\times {\mathrm{970061}}^1$

素因数の和:970074

約数の個数: 20

約数和(自身を含む): 180431532

約数和(自身を除く): 102826652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 970061, 1940122, 3880244, 4850305, 7760488, 9700610, 15520976, 19401220, 38802440, 77604880]

約数ペア:

[(1, 77604880), (2, 38802440), (4, 19401220), (5, 15520976), (8, 9700610), (10, 7760488), (16, 4850305), (20, 3880244), (40, 1940122), (80, 970061)]