49415480

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6271}}^1$

素因数の和:6479

約数の個数: 32

約数和(自身を含む): 111767040

約数和(自身を除く): 62351560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 6271, 7880, 12542, 25084, 31355, 50168, 62710, 125420, 250840, 1235387, 2470774, 4941548, 6176935, 9883096, 12353870, 24707740, 49415480]

約数ペア:

[(1, 49415480), (2, 24707740), (4, 12353870), (5, 9883096), (8, 6176935), (10, 4941548), (20, 2470774), (40, 1235387), (197, 250840), (394, 125420), (788, 62710), (985, 50168), (1576, 31355), (1970, 25084), (3940, 12542), (6271, 7880)]