28440625

素因数分解:

$5^5\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 37497600

約数和(自身を除く): 9056975

約数列:

[1, 5, 19, 25, 95, 125, 475, 479, 625, 2375, 2395, 3125, 9101, 11875, 11975, 45505, 59375, 59875, 227525, 299375, 1137625, 1496875, 5688125, 28440625]

約数ペア:

[(1, 28440625), (5, 5688125), (19, 1496875), (25, 1137625), (95, 299375), (125, 227525), (475, 59875), (479, 59375), (625, 45505), (2375, 11975), (2395, 11875), (3125, 9101)]