66756890

素因数分解:

$2^1\times 5^1\times {\mathrm{769}}^1\times {\mathrm{8681}}^1$

素因数の和:9457

約数の個数: 16

約数和(自身を含む): 120332520

約数和(自身を除く): 53575630

約数列:

[1, 2, 5, 10, 769, 1538, 3845, 7690, 8681, 17362, 43405, 86810, 6675689, 13351378, 33378445, 66756890]

約数ペア:

[(1, 66756890), (2, 33378445), (5, 13351378), (10, 6675689), (769, 86810), (1538, 43405), (3845, 17362), (7690, 8681)]