83956180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54517}}^1$

素因数の和:54544

約数の個数: 48

約数和(自身を含む): 219816576

約数和(自身を除く): 135860396

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 54517, 109034, 218068, 272585, 381619, 545170, 599687, 763238, 1090340, 1199374, 1526476, 1908095, 2398748, 2998435, 3816190, 4197809, 5996870, 7632380, 8395618, 11993740, 16791236, 20989045, 41978090, 83956180]

約数ペア:

[(1, 83956180), (2, 41978090), (4, 20989045), (5, 16791236), (7, 11993740), (10, 8395618), (11, 7632380), (14, 5996870), (20, 4197809), (22, 3816190), (28, 2998435), (35, 2398748), (44, 1908095), (55, 1526476), (70, 1199374), (77, 1090340), (110, 763238), (140, 599687), (154, 545170), (220, 381619), (308, 272585), (385, 218068), (770, 109034), (1540, 54517)]