80717812

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{10259}}^1$

素因数の和:10551

約数の個数: 24

約数和(自身を含む): 162025920

約数和(自身を除く): 81308108

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 1124, 1967, 3934, 7868, 10259, 20518, 41036, 71813, 143626, 287252, 2882779, 5765558, 11531116, 20179453, 40358906, 80717812]

約数ペア:

[(1, 80717812), (2, 40358906), (4, 20179453), (7, 11531116), (14, 5765558), (28, 2882779), (281, 287252), (562, 143626), (1124, 71813), (1967, 41036), (3934, 20518), (7868, 10259)]