79579990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18637}}^1$

素因数の和:18712

約数の個数: 32

約数和(自身を含む): 166400064

約数和(自身を除く): 86820074

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 18637, 37274, 93185, 130459, 186370, 260918, 652295, 1136857, 1304590, 2273714, 5684285, 7957999, 11368570, 15915998, 39789995, 79579990]

約数ペア:

[(1, 79579990), (2, 39789995), (5, 15915998), (7, 11368570), (10, 7957999), (14, 5684285), (35, 2273714), (61, 1304590), (70, 1136857), (122, 652295), (305, 260918), (427, 186370), (610, 130459), (854, 93185), (2135, 37274), (4270, 18637)]