82740800

素因数分解:

$2^6\times 5^2\times {\mathrm{51713}}^1$

素因数の和:51735

約数の個数: 42

約数和(自身を含む): 203598018

約数和(自身を除く): 120857218

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 51713, 103426, 206852, 258565, 413704, 517130, 827408, 1034260, 1292825, 1654816, 2068520, 2585650, 3309632, 4137040, 5171300, 8274080, 10342600, 16548160, 20685200, 41370400, 82740800]

約数ペア:

[(1, 82740800), (2, 41370400), (4, 20685200), (5, 16548160), (8, 10342600), (10, 8274080), (16, 5171300), (20, 4137040), (25, 3309632), (32, 2585650), (40, 2068520), (50, 1654816), (64, 1292825), (80, 1034260), (100, 827408), (160, 517130), (200, 413704), (320, 258565), (400, 206852), (800, 103426), (1600, 51713)]