68880070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{3631}}^1$

素因数の和:3916

約数の個数: 32

約数和(自身を含む): 142258176

約数和(自身を除く): 73378106

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271, 542, 1355, 1897, 2710, 3631, 3794, 7262, 9485, 18155, 18970, 25417, 36310, 50834, 127085, 254170, 984001, 1968002, 4920005, 6888007, 9840010, 13776014, 34440035, 68880070]

約数ペア:

[(1, 68880070), (2, 34440035), (5, 13776014), (7, 9840010), (10, 6888007), (14, 4920005), (35, 1968002), (70, 984001), (271, 254170), (542, 127085), (1355, 50834), (1897, 36310), (2710, 25417), (3631, 18970), (3794, 18155), (7262, 9485)]