66816590

素因数分解:

$2^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{10589}}^1$

素因数の和:11227

約数の個数: 16

約数和(自身を含む): 120471840

約数和(自身を除く): 53655250

約数列:

[1, 2, 5, 10, 631, 1262, 3155, 6310, 10589, 21178, 52945, 105890, 6681659, 13363318, 33408295, 66816590]

約数ペア:

[(1, 66816590), (2, 33408295), (5, 13363318), (10, 6681659), (631, 105890), (1262, 52945), (3155, 21178), (6310, 10589)]