25941920

素因数分解:

$2^5\times 5^1\times {\mathrm{281}}^1\times {\mathrm{577}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 61612488

約数和(自身を除く): 35670568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 281, 562, 577, 1124, 1154, 1405, 2248, 2308, 2810, 2885, 4496, 4616, 5620, 5770, 8992, 9232, 11240, 11540, 18464, 22480, 23080, 44960, 46160, 92320, 162137, 324274, 648548, 810685, 1297096, 1621370, 2594192, 3242740, 5188384, 6485480, 12970960, 25941920]

約数ペア:

[(1, 25941920), (2, 12970960), (4, 6485480), (5, 5188384), (8, 3242740), (10, 2594192), (16, 1621370), (20, 1297096), (32, 810685), (40, 648548), (80, 324274), (160, 162137), (281, 92320), (562, 46160), (577, 44960), (1124, 23080), (1154, 22480), (1405, 18464), (2248, 11540), (2308, 11240), (2810, 9232), (2885, 8992), (4496, 5770), (4616, 5620)]