74388625

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{20521}}^1$

素因数の和:20565

約数の個数: 16

約数和(自身を含む): 96042960

約数和(自身を除く): 21654335

約数列:

[1, 5, 25, 29, 125, 145, 725, 3625, 20521, 102605, 513025, 595109, 2565125, 2975545, 14877725, 74388625]

約数ペア:

[(1, 74388625), (5, 14877725), (25, 2975545), (29, 2565125), (125, 595109), (145, 513025), (725, 102605), (3625, 20521)]