128556650

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{35221}}^1$

素因数の和:35306

約数の個数: 24

約数和(自身を含む): 242397804

約数和(自身を除く): 113841154

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 35221, 70442, 176105, 352210, 880525, 1761050, 2571133, 5142266, 12855665, 25711330, 64278325, 128556650]

約数ペア:

[(1, 128556650), (2, 64278325), (5, 25711330), (10, 12855665), (25, 5142266), (50, 2571133), (73, 1761050), (146, 880525), (365, 352210), (730, 176105), (1825, 70442), (3650, 35221)]