51505340

素因数分解:

$2^2\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{1669}}^1$

素因数の和:3221

約数の個数: 24

約数和(自身を含む): 108296160

約数和(自身を除く): 56790820

約数列:

[1, 2, 4, 5, 10, 20, 1543, 1669, 3086, 3338, 6172, 6676, 7715, 8345, 15430, 16690, 30860, 33380, 2575267, 5150534, 10301068, 12876335, 25752670, 51505340]

約数ペア:

[(1, 51505340), (2, 25752670), (4, 12876335), (5, 10301068), (10, 5150534), (20, 2575267), (1543, 33380), (1669, 30860), (3086, 16690), (3338, 15430), (6172, 8345), (6676, 7715)]