64990304638

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1193}}^1\times {\mathrm{43721}}^1$

素因数の和:45012

約数の個数: 32

約数和(自身を含む): 112760786880

約数和(自身を除く): 47770482242

約数列:

[1, 2, 7, 14, 89, 178, 623, 1193, 1246, 2386, 8351, 16702, 43721, 87442, 106177, 212354, 306047, 612094, 743239, 1486478, 3891169, 7782338, 27238183, 52159153, 54476366, 104318306, 365114071, 730228142, 4642164617, 9284329234, 32495152319, 64990304638]

約数ペア:

[(1, 64990304638), (2, 32495152319), (7, 9284329234), (14, 4642164617), (89, 730228142), (178, 365114071), (623, 104318306), (1193, 54476366), (1246, 52159153), (2386, 27238183), (8351, 7782338), (16702, 3891169), (43721, 1486478), (87442, 743239), (106177, 612094), (212354, 306047)]