25986665

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2539}}^1$

素因数の和:2656

約数の個数: 16

約数和(自身を含む): 32918400

約数和(自身を除く): 6931735

約数列:

[1, 5, 23, 89, 115, 445, 2047, 2539, 10235, 12695, 58397, 225971, 291985, 1129855, 5197333, 25986665]

約数ペア:

[(1, 25986665), (5, 5197333), (23, 1129855), (89, 291985), (115, 225971), (445, 58397), (2047, 12695), (2539, 10235)]