82706560

素因数分解:

$2^7\times 5^1\times {\mathrm{129229}}^1$

素因数の和:129248

約数の個数: 32

約数和(自身を含む): 197721900

約数和(自身を除く): 115015340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 129229, 258458, 516916, 646145, 1033832, 1292290, 2067664, 2584580, 4135328, 5169160, 8270656, 10338320, 16541312, 20676640, 41353280, 82706560]

約数ペア:

[(1, 82706560), (2, 41353280), (4, 20676640), (5, 16541312), (8, 10338320), (10, 8270656), (16, 5169160), (20, 4135328), (32, 2584580), (40, 2067664), (64, 1292290), (80, 1033832), (128, 646145), (160, 516916), (320, 258458), (640, 129229)]