81535520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46327}}^1$

素因数の和:46353

約数の個数: 48

約数和(自身を含む): 210143808

約数和(自身を除く): 128608288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 46327, 92654, 185308, 231635, 370616, 463270, 509597, 741232, 926540, 1019194, 1482464, 1853080, 2038388, 2547985, 3706160, 4076776, 5095970, 7412320, 8153552, 10191940, 16307104, 20383880, 40767760, 81535520]

約数ペア:

[(1, 81535520), (2, 40767760), (4, 20383880), (5, 16307104), (8, 10191940), (10, 8153552), (11, 7412320), (16, 5095970), (20, 4076776), (22, 3706160), (32, 2547985), (40, 2038388), (44, 1853080), (55, 1482464), (80, 1019194), (88, 926540), (110, 741232), (160, 509597), (176, 463270), (220, 370616), (352, 231635), (440, 185308), (880, 92654), (1760, 46327)]