28500875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17539}}^1$

素因数の和:17567

約数の個数: 16

約数和(自身を含む): 38307360

約数和(自身を除く): 9806485

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 17539, 87695, 228007, 438475, 1140035, 2192375, 5700175, 28500875]

約数ペア:

[(1, 28500875), (5, 5700175), (13, 2192375), (25, 1140035), (65, 438475), (125, 228007), (325, 87695), (1625, 17539)]