79291760

素因数分解:

$2^4\times 5^1\times {\mathrm{991147}}^1$

素因数の和:991160

約数の個数: 20

約数和(自身を含む): 184353528

約数和(自身を除く): 105061768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 991147, 1982294, 3964588, 4955735, 7929176, 9911470, 15858352, 19822940, 39645880, 79291760]

約数ペア:

[(1, 79291760), (2, 39645880), (4, 19822940), (5, 15858352), (8, 9911470), (10, 7929176), (16, 4955735), (20, 3964588), (40, 1982294), (80, 991147)]