25890130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{52837}}^1$

素因数の和:52858

約数の個数: 24

約数和(自身を含む): 54211788

約数和(自身を除く): 28321658

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 52837, 105674, 264185, 369859, 528370, 739718, 1849295, 2589013, 3698590, 5178026, 12945065, 25890130]

約数ペア:

[(1, 25890130), (2, 12945065), (5, 5178026), (7, 3698590), (10, 2589013), (14, 1849295), (35, 739718), (49, 528370), (70, 369859), (98, 264185), (245, 105674), (490, 52837)]