16978892050

素因数分解:

$2^1\times 5^2\times {\mathrm{1609}}^1\times {\mathrm{211049}}^1$

素因数の和:212670

約数の個数: 24

約数和(自身を含む): 31600516500

約数和(自身を除く): 14621624450

約数列:

[1, 2, 5, 10, 25, 50, 1609, 3218, 8045, 16090, 40225, 80450, 211049, 422098, 1055245, 2110490, 5276225, 10552450, 339577841, 679155682, 1697889205, 3395778410, 8489446025, 16978892050]

約数ペア:

[(1, 16978892050), (2, 8489446025), (5, 3395778410), (10, 1697889205), (25, 679155682), (50, 339577841), (1609, 10552450), (3218, 5276225), (8045, 2110490), (16090, 1055245), (40225, 422098), (80450, 211049)]