201646090

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{128437}}^1$

素因数の和:128601

約数の個数: 16

約数和(自身を含む): 365277672

約数和(自身を除く): 163631582

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 128437, 256874, 642185, 1284370, 20164609, 40329218, 100823045, 201646090]

約数ペア:

[(1, 201646090), (2, 100823045), (5, 40329218), (10, 20164609), (157, 1284370), (314, 642185), (785, 256874), (1570, 128437)]