72417225

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41981}}^1$

素因数の和:42017

約数の個数: 24

約数和(自身を含む): 124938432

約数和(自身を除く): 52521207

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 41981, 125943, 209905, 629715, 965563, 1049525, 2896689, 3148575, 4827815, 14483445, 24139075, 72417225]

約数ペア:

[(1, 72417225), (3, 24139075), (5, 14483445), (15, 4827815), (23, 3148575), (25, 2896689), (69, 1049525), (75, 965563), (115, 629715), (345, 209905), (575, 125943), (1725, 41981)]