20256175

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 26426880

約数和(自身を除く): 6170705

約数列:

[1, 5, 25, 31, 59, 155, 295, 443, 775, 1475, 1829, 2215, 9145, 11075, 13733, 26137, 45725, 68665, 130685, 343325, 653425, 810247, 4051235, 20256175]

約数ペア:

[(1, 20256175), (5, 4051235), (25, 810247), (31, 653425), (59, 343325), (155, 130685), (295, 68665), (443, 45725), (775, 26137), (1475, 13733), (1829, 11075), (2215, 9145)]