80745812

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61357}}^1$

素因数の和:61415

約数の個数: 24

約数和(自身を含む): 164930304

約数和(自身を除く): 84184492

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 61357, 122714, 245428, 429499, 858998, 1717996, 2883779, 5767558, 11535116, 20186453, 40372906, 80745812]

約数ペア:

[(1, 80745812), (2, 40372906), (4, 20186453), (7, 11535116), (14, 5767558), (28, 2883779), (47, 1717996), (94, 858998), (188, 429499), (329, 245428), (658, 122714), (1316, 61357)]