31128125

素因数分解:

$5^5\times 7^1\times {\mathrm{1423}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 44497152

約数和(自身を除く): 13369027

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 1423, 3125, 4375, 7115, 9961, 21875, 35575, 49805, 177875, 249025, 889375, 1245125, 4446875, 6225625, 31128125]

約数ペア:

[(1, 31128125), (5, 6225625), (7, 4446875), (25, 1245125), (35, 889375), (125, 249025), (175, 177875), (625, 49805), (875, 35575), (1423, 21875), (3125, 9961), (4375, 7115)]