56781950

素因数分解:

$2^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{8669}}^1$

素因数の和:8812

約数の個数: 24

約数和(自身を含む): 106432920

約数和(自身を除く): 49650970

約数列:

[1, 2, 5, 10, 25, 50, 131, 262, 655, 1310, 3275, 6550, 8669, 17338, 43345, 86690, 216725, 433450, 1135639, 2271278, 5678195, 11356390, 28390975, 56781950]

約数ペア:

[(1, 56781950), (2, 28390975), (5, 11356390), (10, 5678195), (25, 2271278), (50, 1135639), (131, 433450), (262, 216725), (655, 86690), (1310, 43345), (3275, 17338), (6550, 8669)]