49651880

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6301}}^1$

素因数の和:6509

約数の個数: 32

約数和(自身を含む): 112301640

約数和(自身を除く): 62649760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 6301, 7880, 12602, 25204, 31505, 50408, 63010, 126020, 252040, 1241297, 2482594, 4965188, 6206485, 9930376, 12412970, 24825940, 49651880]

約数ペア:

[(1, 49651880), (2, 24825940), (4, 12412970), (5, 9930376), (8, 6206485), (10, 4965188), (20, 2482594), (40, 1241297), (197, 252040), (394, 126020), (788, 63010), (985, 50408), (1576, 31505), (1970, 25204), (3940, 12602), (6301, 7880)]