123781150

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{31337}}^1$

素因数の和:31428

約数の個数: 24

約数和(自身を含む): 233154720

約数和(自身を除く): 109373570

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 31337, 62674, 156685, 313370, 783425, 1566850, 2475623, 4951246, 12378115, 24756230, 61890575, 123781150]

約数ペア:

[(1, 123781150), (2, 61890575), (5, 24756230), (10, 12378115), (25, 4951246), (50, 2475623), (79, 1566850), (158, 783425), (395, 313370), (790, 156685), (1975, 62674), (3950, 31337)]