55640125

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{15349}}^1$

素因数の和:15393

約数の個数: 16

約数和(自身を含む): 71838000

約数和(自身を除く): 16197875

約数列:

[1, 5, 25, 29, 125, 145, 725, 3625, 15349, 76745, 383725, 445121, 1918625, 2225605, 11128025, 55640125]

約数ペア:

[(1, 55640125), (5, 11128025), (25, 2225605), (29, 1918625), (125, 445121), (145, 383725), (725, 76745), (3625, 15349)]