25325005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{991}}^1$

素因数の和:1284

約数の個数: 16

約数和(自身を含む): 32140800

約数和(自身を除く): 6815795

約数列:

[1, 5, 19, 95, 269, 991, 1345, 4955, 5111, 18829, 25555, 94145, 266579, 1332895, 5065001, 25325005]

約数ペア:

[(1, 25325005), (5, 5065001), (19, 1332895), (95, 266579), (269, 94145), (991, 25555), (1345, 18829), (4955, 5111)]