218454550

素因数分解:

$2^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{19079}}^1$

素因数の和:19320

約数の個数: 24

約数和(自身を含む): 408121200

約数和(自身を除く): 189666650

約数列:

[1, 2, 5, 10, 25, 50, 229, 458, 1145, 2290, 5725, 11450, 19079, 38158, 95395, 190790, 476975, 953950, 4369091, 8738182, 21845455, 43690910, 109227275, 218454550]

約数ペア:

[(1, 218454550), (2, 109227275), (5, 43690910), (10, 21845455), (25, 8738182), (50, 4369091), (229, 953950), (458, 476975), (1145, 190790), (2290, 95395), (5725, 38158), (11450, 19079)]