80935120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1279}}^1$

素因数の和:1412

約数の個数: 80

約数和(自身を含む): 217128960

約数和(自身を除く): 136193840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 452, 560, 565, 791, 904, 1130, 1279, 1582, 1808, 2260, 2558, 3164, 3955, 4520, 5116, 6328, 6395, 7910, 8953, 9040, 10232, 12656, 12790, 15820, 17906, 20464, 25580, 31640, 35812, 44765, 51160, 63280, 71624, 89530, 102320, 143248, 144527, 179060, 289054, 358120, 578108, 716240, 722635, 1011689, 1156216, 1445270, 2023378, 2312432, 2890540, 4046756, 5058445, 5781080, 8093512, 10116890, 11562160, 16187024, 20233780, 40467560, 80935120]

約数ペア:

[(1, 80935120), (2, 40467560), (4, 20233780), (5, 16187024), (7, 11562160), (8, 10116890), (10, 8093512), (14, 5781080), (16, 5058445), (20, 4046756), (28, 2890540), (35, 2312432), (40, 2023378), (56, 1445270), (70, 1156216), (80, 1011689), (112, 722635), (113, 716240), (140, 578108), (226, 358120), (280, 289054), (452, 179060), (560, 144527), (565, 143248), (791, 102320), (904, 89530), (1130, 71624), (1279, 63280), (1582, 51160), (1808, 44765), (2260, 35812), (2558, 31640), (3164, 25580), (3955, 20464), (4520, 17906), (5116, 15820), (6328, 12790), (6395, 12656), (7910, 10232), (8953, 9040)]