81078656

素因数分解:

$2^7\times {\mathrm{633427}}^1$

素因数の和:633441

約数の個数: 16

約数和(自身を含む): 161524140

約数和(自身を除く): 80445484

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 633427, 1266854, 2533708, 5067416, 10134832, 20269664, 40539328, 81078656]

約数ペア:

[(1, 81078656), (2, 40539328), (4, 20269664), (8, 10134832), (16, 5067416), (32, 2533708), (64, 1266854), (128, 633427)]