156986340040

素因数分解:

$2^3\times 5^1\times {\mathrm{49811}}^1\times {\mathrm{78791}}^1$

素因数の和:128613

約数の個数: 32

約数和(自身を含む): 353230839360

約数和(自身を除く): 196244499320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49811, 78791, 99622, 157582, 199244, 249055, 315164, 393955, 398488, 498110, 630328, 787910, 996220, 1575820, 1992440, 3151640, 3924658501, 7849317002, 15698634004, 19623292505, 31397268008, 39246585010, 78493170020, 156986340040]

約数ペア:

[(1, 156986340040), (2, 78493170020), (4, 39246585010), (5, 31397268008), (8, 19623292505), (10, 15698634004), (20, 7849317002), (40, 3924658501), (49811, 3151640), (78791, 1992440), (99622, 1575820), (157582, 996220), (199244, 787910), (249055, 630328), (315164, 498110), (393955, 398488)]