204489160

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{16333}}^1$

素因数の和:16657

約数の個数: 32

約数和(自身を含む): 461598840

約数和(自身を除く): 257109680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 16333, 32666, 65332, 81665, 130664, 163330, 326660, 653320, 5112229, 10224458, 20448916, 25561145, 40897832, 51122290, 102244580, 204489160]

約数ペア:

[(1, 204489160), (2, 102244580), (4, 51122290), (5, 40897832), (8, 25561145), (10, 20448916), (20, 10224458), (40, 5112229), (313, 653320), (626, 326660), (1252, 163330), (1565, 130664), (2504, 81665), (3130, 65332), (6260, 32666), (12520, 16333)]