161352016

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16187}}^1$

素因数の和:16291

約数の個数: 40

約数和(自身を含む): 361316160

約数和(自身を除く): 199964144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 16187, 32374, 64748, 113309, 129496, 226618, 258992, 453236, 906472, 1440643, 1812944, 2881286, 5762572, 10084501, 11525144, 20169002, 23050288, 40338004, 80676008, 161352016]

約数ペア:

[(1, 161352016), (2, 80676008), (4, 40338004), (7, 23050288), (8, 20169002), (14, 11525144), (16, 10084501), (28, 5762572), (56, 2881286), (89, 1812944), (112, 1440643), (178, 906472), (356, 453236), (623, 258992), (712, 226618), (1246, 129496), (1424, 113309), (2492, 64748), (4984, 32374), (9968, 16187)]