289789025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{9749}}^1$

素因数の和:9829

約数の個数: 24

約数和(自身を含む): 380835000

約数和(自身を除く): 91045975

約数列:

[1, 5, 25, 29, 41, 145, 205, 725, 1025, 1189, 5945, 9749, 29725, 48745, 243725, 282721, 399709, 1413605, 1998545, 7068025, 9992725, 11591561, 57957805, 289789025]

約数ペア:

[(1, 289789025), (5, 57957805), (25, 11591561), (29, 9992725), (41, 7068025), (145, 1998545), (205, 1413605), (725, 399709), (1025, 282721), (1189, 243725), (5945, 48745), (9749, 29725)]