79704080

素因数分解:

$2^4\times 5^1\times {\mathrm{996301}}^1$

素因数の和:996314

約数の個数: 20

約数和(自身を含む): 185312172

約数和(自身を除く): 105608092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 996301, 1992602, 3985204, 4981505, 7970408, 9963010, 15940816, 19926020, 39852040, 79704080]

約数ペア:

[(1, 79704080), (2, 39852040), (4, 19926020), (5, 15940816), (8, 9963010), (10, 7970408), (16, 4981505), (20, 3985204), (40, 1992602), (80, 996301)]