28737025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{599}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 37944000

約数和(自身を除く): 9206975

約数列:

[1, 5, 19, 25, 95, 101, 475, 505, 599, 1919, 2525, 2995, 9595, 11381, 14975, 47975, 56905, 60499, 284525, 302495, 1149481, 1512475, 5747405, 28737025]

約数ペア:

[(1, 28737025), (5, 5747405), (19, 1512475), (25, 1149481), (95, 302495), (101, 284525), (475, 60499), (505, 56905), (599, 47975), (1919, 14975), (2525, 11381), (2995, 9595)]