79893920

素因数分解:

$2^5\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1777}}^1$

素因数の和:2073

約数の個数: 48

約数和(自身を含む): 189527688

約数和(自身を除く): 109633768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 281, 562, 1124, 1405, 1777, 2248, 2810, 3554, 4496, 5620, 7108, 8885, 8992, 11240, 14216, 17770, 22480, 28432, 35540, 44960, 56864, 71080, 142160, 284320, 499337, 998674, 1997348, 2496685, 3994696, 4993370, 7989392, 9986740, 15978784, 19973480, 39946960, 79893920]

約数ペア:

[(1, 79893920), (2, 39946960), (4, 19973480), (5, 15978784), (8, 9986740), (10, 7989392), (16, 4993370), (20, 3994696), (32, 2496685), (40, 1997348), (80, 998674), (160, 499337), (281, 284320), (562, 142160), (1124, 71080), (1405, 56864), (1777, 44960), (2248, 35540), (2810, 28432), (3554, 22480), (4496, 17770), (5620, 14216), (7108, 11240), (8885, 8992)]