156777940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10037}}^1$

素因数の和:10128

約数の個数: 48

約数和(自身を含む): 364258944

約数和(自身を除く): 207481004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 10037, 15620, 20074, 40148, 50185, 100370, 110407, 200740, 220814, 441628, 552035, 712627, 1104070, 1425254, 2208140, 2850508, 3563135, 7126270, 7838897, 14252540, 15677794, 31355588, 39194485, 78388970, 156777940]

約数ペア:

[(1, 156777940), (2, 78388970), (4, 39194485), (5, 31355588), (10, 15677794), (11, 14252540), (20, 7838897), (22, 7126270), (44, 3563135), (55, 2850508), (71, 2208140), (110, 1425254), (142, 1104070), (220, 712627), (284, 552035), (355, 441628), (710, 220814), (781, 200740), (1420, 110407), (1562, 100370), (3124, 50185), (3905, 40148), (7810, 20074), (10037, 15620)]