81656100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:636

約数の個数: 180

約数和(自身を含む): 280739844

約数和(自身を除く): 199083744

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 81, 85, 90, 100, 102, 108, 135, 150, 153, 162, 170, 180, 204, 225, 255, 270, 300, 306, 324, 340, 405, 425, 450, 459, 510, 540, 593, 612, 675, 765, 810, 850, 900, 918, 1020, 1186, 1275, 1350, 1377, 1530, 1620, 1700, 1779, 1836, 2025, 2295, 2372, 2550, 2700, 2754, 2965, 3060, 3558, 3825, 4050, 4590, 5100, 5337, 5508, 5930, 6885, 7116, 7650, 8100, 8895, 9180, 10081, 10674, 11475, 11860, 13770, 14825, 15300, 16011, 17790, 20162, 21348, 22950, 26685, 27540, 29650, 30243, 32022, 34425, 35580, 40324, 44475, 45900, 48033, 50405, 53370, 59300, 60486, 64044, 68850, 80055, 88950, 90729, 96066, 100810, 106740, 120972, 133425, 137700, 151215, 160110, 177900, 181458, 192132, 201620, 240165, 252025, 266850, 272187, 302430, 320220, 362916, 400275, 453645, 480330, 504050, 533700, 544374, 604860, 756075, 800550, 816561, 907290, 960660, 1008100, 1088748, 1200825, 1360935, 1512150, 1601100, 1633122, 1814580, 2268225, 2401650, 2721870, 3024300, 3266244, 4082805, 4536450, 4803300, 5443740, 6804675, 8165610, 9072900, 13609350, 16331220, 20414025, 27218700, 40828050, 81656100]

約数ペア:

[(1, 81656100), (2, 40828050), (3, 27218700), (4, 20414025), (5, 16331220), (6, 13609350), (9, 9072900), (10, 8165610), (12, 6804675), (15, 5443740), (17, 4803300), (18, 4536450), (20, 4082805), (25, 3266244), (27, 3024300), (30, 2721870), (34, 2401650), (36, 2268225), (45, 1814580), (50, 1633122), (51, 1601100), (54, 1512150), (60, 1360935), (68, 1200825), (75, 1088748), (81, 1008100), (85, 960660), (90, 907290), (100, 816561), (102, 800550), (108, 756075), (135, 604860), (150, 544374), (153, 533700), (162, 504050), (170, 480330), (180, 453645), (204, 400275), (225, 362916), (255, 320220), (270, 302430), (300, 272187), (306, 266850), (324, 252025), (340, 240165), (405, 201620), (425, 192132), (450, 181458), (459, 177900), (510, 160110), (540, 151215), (593, 137700), (612, 133425), (675, 120972), (765, 106740), (810, 100810), (850, 96066), (900, 90729), (918, 88950), (1020, 80055), (1186, 68850), (1275, 64044), (1350, 60486), (1377, 59300), (1530, 53370), (1620, 50405), (1700, 48033), (1779, 45900), (1836, 44475), (2025, 40324), (2295, 35580), (2372, 34425), (2550, 32022), (2700, 30243), (2754, 29650), (2965, 27540), (3060, 26685), (3558, 22950), (3825, 21348), (4050, 20162), (4590, 17790), (5100, 16011), (5337, 15300), (5508, 14825), (5930, 13770), (6885, 11860), (7116, 11475), (7650, 10674), (8100, 10081), (8895, 9180)]