71022890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{79801}}^1$

素因数の和:79897

約数の個数: 16

約数和(自身を含む): 129279240

約数和(自身を除く): 58256350

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 79801, 159602, 399005, 798010, 7102289, 14204578, 35511445, 71022890]

約数ペア:

[(1, 71022890), (2, 35511445), (5, 14204578), (10, 7102289), (89, 798010), (178, 399005), (445, 159602), (890, 79801)]