80852870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{39829}}^1$

素因数の和:39872

約数の個数: 32

約数和(自身を含む): 172065600

約数和(自身を除く): 91212730

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 39829, 79658, 199145, 278803, 398290, 557606, 1155041, 1394015, 2310082, 2788030, 5775205, 8085287, 11550410, 16170574, 40426435, 80852870]

約数ペア:

[(1, 80852870), (2, 40426435), (5, 16170574), (7, 11550410), (10, 8085287), (14, 5775205), (29, 2788030), (35, 2310082), (58, 1394015), (70, 1155041), (145, 557606), (203, 398290), (290, 278803), (406, 199145), (1015, 79658), (2030, 39829)]