156950020840

素因数分解:

$2^3\times 5^1\times {\mathrm{17443}}^1\times {\mathrm{224947}}^1$

素因数の和:242401

約数の個数: 32

約数和(自身を含む): 353159362080

約数和(自身を除く): 196209341240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 17443, 34886, 69772, 87215, 139544, 174430, 224947, 348860, 449894, 697720, 899788, 1124735, 1799576, 2249470, 4498940, 8997880, 3923750521, 7847501042, 15695002084, 19618752605, 31390004168, 39237505210, 78475010420, 156950020840]

約数ペア:

[(1, 156950020840), (2, 78475010420), (4, 39237505210), (5, 31390004168), (8, 19618752605), (10, 15695002084), (20, 7847501042), (40, 3923750521), (17443, 8997880), (34886, 4498940), (69772, 2249470), (87215, 1799576), (139544, 1124735), (174430, 899788), (224947, 697720), (348860, 449894)]