25528720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45587}}^1$

素因数の和:45607

約数の個数: 40

約数和(自身を含む): 67834944

約数和(自身を除く): 42306224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 45587, 91174, 182348, 227935, 319109, 364696, 455870, 638218, 729392, 911740, 1276436, 1595545, 1823480, 2552872, 3191090, 3646960, 5105744, 6382180, 12764360, 25528720]

約数ペア:

[(1, 25528720), (2, 12764360), (4, 6382180), (5, 5105744), (7, 3646960), (8, 3191090), (10, 2552872), (14, 1823480), (16, 1595545), (20, 1276436), (28, 911740), (35, 729392), (40, 638218), (56, 455870), (70, 364696), (80, 319109), (112, 227935), (140, 182348), (280, 91174), (560, 45587)]