80692904

素因数分解:

$2^3\times {\mathrm{491}}^1\times {\mathrm{20543}}^1$

素因数の和:21040

約数の個数: 16

約数和(自身を含む): 151614720

約数和(自身を除く): 70921816

約数列:

[1, 2, 4, 8, 491, 982, 1964, 3928, 20543, 41086, 82172, 164344, 10086613, 20173226, 40346452, 80692904]

約数ペア:

[(1, 80692904), (2, 40346452), (4, 20173226), (8, 10086613), (491, 164344), (982, 82172), (1964, 41086), (3928, 20543)]