80852240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{144379}}^1$

素因数の和:144399

約数の個数: 40

約数和(自身を含む): 214837440

約数和(自身を除く): 133985200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 144379, 288758, 577516, 721895, 1010653, 1155032, 1443790, 2021306, 2310064, 2887580, 4042612, 5053265, 5775160, 8085224, 10106530, 11550320, 16170448, 20213060, 40426120, 80852240]

約数ペア:

[(1, 80852240), (2, 40426120), (4, 20213060), (5, 16170448), (7, 11550320), (8, 10106530), (10, 8085224), (14, 5775160), (16, 5053265), (20, 4042612), (28, 2887580), (35, 2310064), (40, 2021306), (56, 1443790), (70, 1155032), (80, 1010653), (112, 721895), (140, 577516), (280, 288758), (560, 144379)]