980193025

素因数分解:

$5^2\times 7^1\times {\mathrm{2213}}^1\times {\mathrm{2531}}^1$

素因数の和:4761

約数の個数: 24

約数和(自身を含む): 1390250304

約数和(自身を除く): 410057279

約数列:

[1, 5, 7, 25, 35, 175, 2213, 2531, 11065, 12655, 15491, 17717, 55325, 63275, 77455, 88585, 387275, 442925, 5601103, 28005515, 39207721, 140027575, 196038605, 980193025]

約数ペア:

[(1, 980193025), (5, 196038605), (7, 140027575), (25, 39207721), (35, 28005515), (175, 5601103), (2213, 442925), (2531, 387275), (11065, 88585), (12655, 77455), (15491, 63275), (17717, 55325)]