201604784

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1723}}^1$

素因数の和:1905

約数の個数: 40

約数和(自身を含む): 400188672

約数和(自身を除く): 198583888

約数列:

[1, 2, 4, 8, 16, 71, 103, 142, 206, 284, 412, 568, 824, 1136, 1648, 1723, 3446, 6892, 7313, 13784, 14626, 27568, 29252, 58504, 117008, 122333, 177469, 244666, 354938, 489332, 709876, 978664, 1419752, 1957328, 2839504, 12600299, 25200598, 50401196, 100802392, 201604784]

約数ペア:

[(1, 201604784), (2, 100802392), (4, 50401196), (8, 25200598), (16, 12600299), (71, 2839504), (103, 1957328), (142, 1419752), (206, 978664), (284, 709876), (412, 489332), (568, 354938), (824, 244666), (1136, 177469), (1648, 122333), (1723, 117008), (3446, 58504), (6892, 29252), (7313, 27568), (13784, 14626)]