197424025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{887}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 254358720

約数和(自身を除く): 56934695

約数列:

[1, 5, 25, 29, 145, 307, 725, 887, 1535, 4435, 7675, 8903, 22175, 25723, 44515, 128615, 222575, 272309, 643075, 1361545, 6807725, 7896961, 39484805, 197424025]

約数ペア:

[(1, 197424025), (5, 39484805), (25, 7896961), (29, 6807725), (145, 1361545), (307, 643075), (725, 272309), (887, 222575), (1535, 128615), (4435, 44515), (7675, 25723), (8903, 22175)]