25888730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5209}}^1$

素因数の和:5294

約数の個数: 32

約数和(自身を含む): 54017280

約数和(自身を除く): 28128550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 5209, 10418, 26045, 36463, 52090, 72926, 182315, 364630, 369839, 739678, 1849195, 2588873, 3698390, 5177746, 12944365, 25888730]

約数ペア:

[(1, 25888730), (2, 12944365), (5, 5177746), (7, 3698390), (10, 2588873), (14, 1849195), (35, 739678), (70, 369839), (71, 364630), (142, 182315), (355, 72926), (497, 52090), (710, 36463), (994, 26045), (2485, 10418), (4970, 5209)]