27984250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{15991}}^1$

素因数の和:16015

約数の個数: 32

約数和(自身を含む): 59874048

約数和(自身を除く): 31889798

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 15991, 31982, 79955, 111937, 159910, 223874, 399775, 559685, 799550, 1119370, 1998875, 2798425, 3997750, 5596850, 13992125, 27984250]

約数ペア:

[(1, 27984250), (2, 13992125), (5, 5596850), (7, 3997750), (10, 2798425), (14, 1998875), (25, 1119370), (35, 799550), (50, 559685), (70, 399775), (125, 223874), (175, 159910), (250, 111937), (350, 79955), (875, 31982), (1750, 15991)]