80434040

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18793}}^1$

素因数の和:18911

約数の個数: 32

約数和(自身を含む): 182677680

約数和(自身を除く): 102243640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 18793, 37586, 75172, 93965, 150344, 187930, 375860, 751720, 2010851, 4021702, 8043404, 10054255, 16086808, 20108510, 40217020, 80434040]

約数ペア:

[(1, 80434040), (2, 40217020), (4, 20108510), (5, 16086808), (8, 10054255), (10, 8043404), (20, 4021702), (40, 2010851), (107, 751720), (214, 375860), (428, 187930), (535, 150344), (856, 93965), (1070, 75172), (2140, 37586), (4280, 18793)]