80355855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1741}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 136963008

約数和(自身を除く): 56607153

約数列:

[1, 3, 5, 15, 17, 51, 85, 181, 255, 543, 905, 1741, 2715, 3077, 5223, 8705, 9231, 15385, 26115, 29597, 46155, 88791, 147985, 315121, 443955, 945363, 1575605, 4726815, 5357057, 16071171, 26785285, 80355855]

約数ペア:

[(1, 80355855), (3, 26785285), (5, 16071171), (15, 5357057), (17, 4726815), (51, 1575605), (85, 945363), (181, 443955), (255, 315121), (543, 147985), (905, 88791), (1741, 46155), (2715, 29597), (3077, 26115), (5223, 15385), (8705, 9231)]