42356825

素因数分解:

$5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:582

約数の個数: 36

約数和(自身を含む): 62085312

約数和(自身を除く): 19728487

約数列:

[1, 5, 7, 25, 35, 49, 71, 175, 245, 355, 487, 497, 1225, 1775, 2435, 2485, 3409, 3479, 12175, 12425, 17045, 17395, 23863, 34577, 85225, 86975, 119315, 172885, 242039, 596575, 864425, 1210195, 1694273, 6050975, 8471365, 42356825]

約数ペア:

[(1, 42356825), (5, 8471365), (7, 6050975), (25, 1694273), (35, 1210195), (49, 864425), (71, 596575), (175, 242039), (245, 172885), (355, 119315), (487, 86975), (497, 85225), (1225, 34577), (1775, 23863), (2435, 17395), (2485, 17045), (3409, 12425), (3479, 12175)]