208304825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{16901}}^1$

素因数の和:16957

約数の個数: 24

約数和(自身を含む): 282939480

約数和(自身を除く): 74634655

約数列:

[1, 5, 17, 25, 29, 85, 145, 425, 493, 725, 2465, 12325, 16901, 84505, 287317, 422525, 490129, 1436585, 2450645, 7182925, 8332193, 12253225, 41660965, 208304825]

約数ペア:

[(1, 208304825), (5, 41660965), (17, 12253225), (25, 8332193), (29, 7182925), (85, 2450645), (145, 1436585), (425, 490129), (493, 422525), (725, 287317), (2465, 84505), (12325, 16901)]