223450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 24

約数和(自身を含む): 429660

約数和(自身を除く): 206210

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 109, 205, 218, 410, 545, 1025, 1090, 2050, 2725, 4469, 5450, 8938, 22345, 44690, 111725, 223450]

約数ペア:

[(1, 223450), (2, 111725), (5, 44690), (10, 22345), (25, 8938), (41, 5450), (50, 4469), (82, 2725), (109, 2050), (205, 1090), (218, 1025), (410, 545)]