77180175

素因数分解:

$3^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1049}}^1$

素因数の和:1177

約数の個数: 48

約数和(自身を含む): 143220000

約数和(自身を除く): 66039825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 109, 135, 225, 327, 545, 675, 981, 1049, 1635, 2725, 2943, 3147, 4905, 5245, 8175, 9441, 14715, 15735, 24525, 26225, 28323, 47205, 73575, 78675, 114341, 141615, 236025, 343023, 571705, 708075, 1029069, 1715115, 2858525, 3087207, 5145345, 8575575, 15436035, 25726725, 77180175]

約数ペア:

[(1, 77180175), (3, 25726725), (5, 15436035), (9, 8575575), (15, 5145345), (25, 3087207), (27, 2858525), (45, 1715115), (75, 1029069), (109, 708075), (135, 571705), (225, 343023), (327, 236025), (545, 141615), (675, 114341), (981, 78675), (1049, 73575), (1635, 47205), (2725, 28323), (2943, 26225), (3147, 24525), (4905, 15735), (5245, 14715), (8175, 9441)]