31031450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{21401}}^1$

素因数の和:21442

約数の個数: 24

約数和(自身を含む): 59711580

約数和(自身を除く): 28680130

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 21401, 42802, 107005, 214010, 535025, 620629, 1070050, 1241258, 3103145, 6206290, 15515725, 31031450]

約数ペア:

[(1, 31031450), (2, 15515725), (5, 6206290), (10, 3103145), (25, 1241258), (29, 1070050), (50, 620629), (58, 535025), (145, 214010), (290, 107005), (725, 42802), (1450, 21401)]