71708990

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{70999}}^1$

素因数の和:71107

約数の個数: 16

約数和(自身を含む): 130356000

約数和(自身を除く): 58647010

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 70999, 141998, 354995, 709990, 7170899, 14341798, 35854495, 71708990]

約数ペア:

[(1, 71708990), (2, 35854495), (5, 14341798), (10, 7170899), (101, 709990), (202, 354995), (505, 141998), (1010, 70999)]