8640675

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 60

約数和(自身を含む): 17014536

約数和(自身を除く): 8373861

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 251, 255, 405, 425, 459, 675, 753, 765, 1255, 1275, 1377, 2025, 2259, 2295, 3765, 3825, 4267, 6275, 6777, 6885, 11295, 11475, 12801, 18825, 20331, 21335, 33885, 34425, 38403, 56475, 64005, 101655, 106675, 115209, 169425, 192015, 320025, 345627, 508275, 576045, 960075, 1728135, 2880225, 8640675]

約数ペア:

[(1, 8640675), (3, 2880225), (5, 1728135), (9, 960075), (15, 576045), (17, 508275), (25, 345627), (27, 320025), (45, 192015), (51, 169425), (75, 115209), (81, 106675), (85, 101655), (135, 64005), (153, 56475), (225, 38403), (251, 34425), (255, 33885), (405, 21335), (425, 20331), (459, 18825), (675, 12801), (753, 11475), (765, 11295), (1255, 6885), (1275, 6777), (1377, 6275), (2025, 4267), (2259, 3825), (2295, 3765)]