1640570065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1873}}^1\times {\mathrm{5651}}^1$

素因数の和:7560

約数の個数: 16

約数和(自身を含む): 2033634816

約数和(自身を除く): 393064751

約数列:

[1, 5, 31, 155, 1873, 5651, 9365, 28255, 58063, 175181, 290315, 875905, 10584323, 52921615, 328114013, 1640570065]

約数ペア:

[(1, 1640570065), (5, 328114013), (31, 52921615), (155, 10584323), (1873, 875905), (5651, 290315), (9365, 175181), (28255, 58063)]