200780416

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{36479}}^1$

素因数の和:36536

約数の個数: 32

約数和(自身を含む): 409305600

約数和(自身を除く): 208525184

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 36479, 72958, 145916, 291832, 583664, 1167328, 1568597, 2334656, 3137194, 4669312, 6274388, 12548776, 25097552, 50195104, 100390208, 200780416]

約数ペア:

[(1, 200780416), (2, 100390208), (4, 50195104), (8, 25097552), (16, 12548776), (32, 6274388), (43, 4669312), (64, 3137194), (86, 2334656), (128, 1568597), (172, 1167328), (344, 583664), (688, 291832), (1376, 145916), (2752, 72958), (5504, 36479)]