51388690820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{193147}}^1$

素因数の和:193460

約数の個数: 48

約数和(自身を含む): 110391035328

約数和(自身を除く): 59002344508

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 251, 265, 502, 530, 1004, 1060, 1255, 2510, 5020, 13303, 26606, 53212, 66515, 133030, 193147, 266060, 386294, 772588, 965735, 1931470, 3862940, 10236791, 20473582, 40947164, 48479897, 51183955, 96959794, 102367910, 193919588, 204735820, 242399485, 484798970, 969597940, 2569434541, 5138869082, 10277738164, 12847172705, 25694345410, 51388690820]

約数ペア:

[(1, 51388690820), (2, 25694345410), (4, 12847172705), (5, 10277738164), (10, 5138869082), (20, 2569434541), (53, 969597940), (106, 484798970), (212, 242399485), (251, 204735820), (265, 193919588), (502, 102367910), (530, 96959794), (1004, 51183955), (1060, 48479897), (1255, 40947164), (2510, 20473582), (5020, 10236791), (13303, 3862940), (26606, 1931470), (53212, 965735), (66515, 772588), (133030, 386294), (193147, 266060)]