68715728

素因数分解:

$2^4\times {\mathrm{971}}^1\times {\mathrm{4423}}^1$

素因数の和:5402

約数の個数: 20

約数和(自身を含む): 133303968

約数和(自身を除く): 64588240

約数列:

[1, 2, 4, 8, 16, 971, 1942, 3884, 4423, 7768, 8846, 15536, 17692, 35384, 70768, 4294733, 8589466, 17178932, 34357864, 68715728]

約数ペア:

[(1, 68715728), (2, 34357864), (4, 17178932), (8, 8589466), (16, 4294733), (971, 70768), (1942, 35384), (3884, 17692), (4423, 15536), (7768, 8846)]