18180100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{6269}}^1$

素因数の和:6312

約数の個数: 36

約数和(自身を含む): 40817700

約数和(自身を除く): 22637600

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 6269, 12538, 25076, 31345, 62690, 125380, 156725, 181801, 313450, 363602, 626900, 727204, 909005, 1818010, 3636020, 4545025, 9090050, 18180100]

約数ペア:

[(1, 18180100), (2, 9090050), (4, 4545025), (5, 3636020), (10, 1818010), (20, 909005), (25, 727204), (29, 626900), (50, 363602), (58, 313450), (100, 181801), (116, 156725), (145, 125380), (290, 62690), (580, 31345), (725, 25076), (1450, 12538), (2900, 6269)]