205128714496

素因数分解:

$2^8\times {\mathrm{1129}}^1\times {\mathrm{709729}}^1$

素因数の和:710874

約数の個数: 36

約数和(自身を含む): 409819393900

約数和(自身を除く): 204690679404

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1129, 2258, 4516, 9032, 18064, 36128, 72256, 144512, 289024, 709729, 1419458, 2838916, 5677832, 11355664, 22711328, 45422656, 90845312, 181690624, 801284041, 1602568082, 3205136164, 6410272328, 12820544656, 25641089312, 51282178624, 102564357248, 205128714496]

約数ペア:

[(1, 205128714496), (2, 102564357248), (4, 51282178624), (8, 25641089312), (16, 12820544656), (32, 6410272328), (64, 3205136164), (128, 1602568082), (256, 801284041), (1129, 181690624), (2258, 90845312), (4516, 45422656), (9032, 22711328), (18064, 11355664), (36128, 5677832), (72256, 2838916), (144512, 1419458), (289024, 709729)]