49352440

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6263}}^1$

素因数の和:6471

約数の個数: 32

約数和(自身を含む): 111624480

約数和(自身を除く): 62272040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 6263, 7880, 12526, 25052, 31315, 50104, 62630, 125260, 250520, 1233811, 2467622, 4935244, 6169055, 9870488, 12338110, 24676220, 49352440]

約数ペア:

[(1, 49352440), (2, 24676220), (4, 12338110), (5, 9870488), (8, 6169055), (10, 4935244), (20, 2467622), (40, 1233811), (197, 250520), (394, 125260), (788, 62630), (985, 50104), (1576, 31315), (1970, 25052), (3940, 12526), (6263, 7880)]