81760328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{3433}}^1$

素因数の和:3681

約数の個数: 32

約数和(自身を含む): 165862200

約数和(自身を除く): 84101872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 229, 458, 916, 1832, 2977, 3433, 5954, 6866, 11908, 13732, 23816, 27464, 44629, 89258, 178516, 357032, 786157, 1572314, 3144628, 6289256, 10220041, 20440082, 40880164, 81760328]

約数ペア:

[(1, 81760328), (2, 40880164), (4, 20440082), (8, 10220041), (13, 6289256), (26, 3144628), (52, 1572314), (104, 786157), (229, 357032), (458, 178516), (916, 89258), (1832, 44629), (2977, 27464), (3433, 23816), (5954, 13732), (6866, 11908)]