80350918

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 127835136

約数和(自身を除く): 47484218

約数列:

[1, 2, 43, 47, 86, 94, 103, 193, 206, 386, 2021, 4042, 4429, 4841, 8299, 8858, 9071, 9682, 16598, 18142, 19879, 39758, 208163, 390053, 416326, 780106, 854797, 934313, 1709594, 1868626, 40175459, 80350918]

約数ペア:

[(1, 80350918), (2, 40175459), (43, 1868626), (47, 1709594), (86, 934313), (94, 854797), (103, 780106), (193, 416326), (206, 390053), (386, 208163), (2021, 39758), (4042, 19879), (4429, 18142), (4841, 16598), (8299, 9682), (8858, 9071)]