74980225

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{103421}}^1$

素因数の和:103460

約数の個数: 12

約数和(自身を含む): 96182460

約数和(自身を除く): 21202235

約数列:

[1, 5, 25, 29, 145, 725, 103421, 517105, 2585525, 2999209, 14996045, 74980225]

約数ペア:

[(1, 74980225), (5, 14996045), (25, 2999209), (29, 2585525), (145, 517105), (725, 103421)]