87488570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1997}}^1$

素因数の和:2354

約数の個数: 32

約数和(自身を含む): 170181648

約数和(自身を除く): 82693078

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 337, 674, 1685, 1997, 3370, 3994, 4381, 8762, 9985, 19970, 21905, 25961, 43810, 51922, 129805, 259610, 672989, 1345978, 3364945, 6729890, 8748857, 17497714, 43744285, 87488570]

約数ペア:

[(1, 87488570), (2, 43744285), (5, 17497714), (10, 8748857), (13, 6729890), (26, 3364945), (65, 1345978), (130, 672989), (337, 259610), (674, 129805), (1685, 51922), (1997, 43810), (3370, 25961), (3994, 21905), (4381, 19970), (8762, 9985)]