25501540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{19031}}^1$

素因数の和:19107

約数の個数: 24

約数和(自身を含む): 54355392

約数和(自身を除く): 28853852

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 19031, 38062, 76124, 95155, 190310, 380620, 1275077, 2550154, 5100308, 6375385, 12750770, 25501540]

約数ペア:

[(1, 25501540), (2, 12750770), (4, 6375385), (5, 5100308), (10, 2550154), (20, 1275077), (67, 380620), (134, 190310), (268, 95155), (335, 76124), (670, 38062), (1340, 19031)]