109870225

素因数分解:

$5^2\times {\mathrm{811}}^1\times {\mathrm{5419}}^1$

素因数の和:6240

約数の個数: 12

約数和(自身を含む): 136432240

約数和(自身を除く): 26562015

約数列:

[1, 5, 25, 811, 4055, 5419, 20275, 27095, 135475, 4394809, 21974045, 109870225]

約数ペア:

[(1, 109870225), (5, 21974045), (25, 4394809), (811, 135475), (4055, 27095), (5419, 20275)]