68531260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21283}}^1$

素因数の和:21322

約数の個数: 48

約数和(自身を含む): 171634176

約数和(自身を除く): 103102916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 21283, 42566, 85132, 106415, 148981, 212830, 297962, 425660, 489509, 595924, 744905, 979018, 1489810, 1958036, 2447545, 2979620, 3426563, 4895090, 6853126, 9790180, 13706252, 17132815, 34265630, 68531260]

約数ペア:

[(1, 68531260), (2, 34265630), (4, 17132815), (5, 13706252), (7, 9790180), (10, 6853126), (14, 4895090), (20, 3426563), (23, 2979620), (28, 2447545), (35, 1958036), (46, 1489810), (70, 979018), (92, 744905), (115, 595924), (140, 489509), (161, 425660), (230, 297962), (322, 212830), (460, 148981), (644, 106415), (805, 85132), (1610, 42566), (3220, 21283)]