78960160

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2557}}^1$

素因数の和:2765

約数の個数: 48

約数和(自身を含む): 187583256

約数和(自身を除く): 108623096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 2557, 3088, 3860, 5114, 6176, 7720, 10228, 12785, 15440, 20456, 25570, 30880, 40912, 51140, 81824, 102280, 204560, 409120, 493501, 987002, 1974004, 2467505, 3948008, 4935010, 7896016, 9870020, 15792032, 19740040, 39480080, 78960160]

約数ペア:

[(1, 78960160), (2, 39480080), (4, 19740040), (5, 15792032), (8, 9870020), (10, 7896016), (16, 4935010), (20, 3948008), (32, 2467505), (40, 1974004), (80, 987002), (160, 493501), (193, 409120), (386, 204560), (772, 102280), (965, 81824), (1544, 51140), (1930, 40912), (2557, 30880), (3088, 25570), (3860, 20456), (5114, 15440), (6176, 12785), (7720, 10228)]