81343500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 192

約数和(自身を含む): 277315584

約数和(自身を除く): 195972084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 61, 70, 75, 84, 100, 105, 122, 125, 127, 140, 150, 175, 183, 210, 244, 250, 254, 300, 305, 350, 366, 375, 381, 420, 427, 500, 508, 525, 610, 635, 700, 732, 750, 762, 854, 875, 889, 915, 1050, 1220, 1270, 1281, 1500, 1524, 1525, 1708, 1750, 1778, 1830, 1905, 2100, 2135, 2540, 2562, 2625, 2667, 3050, 3175, 3500, 3556, 3660, 3810, 4270, 4445, 4575, 5124, 5250, 5334, 6100, 6350, 6405, 7620, 7625, 7747, 8540, 8890, 9150, 9525, 10500, 10668, 10675, 12700, 12810, 13335, 15250, 15494, 15875, 17780, 18300, 19050, 21350, 22225, 22875, 23241, 25620, 26670, 30500, 30988, 31750, 32025, 38100, 38735, 42700, 44450, 45750, 46482, 47625, 53340, 53375, 54229, 63500, 64050, 66675, 77470, 88900, 91500, 92964, 95250, 106750, 108458, 111125, 116205, 128100, 133350, 154940, 160125, 162687, 190500, 193675, 213500, 216916, 222250, 232410, 266700, 271145, 320250, 325374, 333375, 387350, 444500, 464820, 542290, 581025, 640500, 650748, 666750, 774700, 813435, 968375, 1084580, 1162050, 1333500, 1355725, 1626870, 1936750, 2324100, 2711450, 2905125, 3253740, 3873500, 4067175, 5422900, 5810250, 6778625, 8134350, 11620500, 13557250, 16268700, 20335875, 27114500, 40671750, 81343500]

約数ペア:

[(1, 81343500), (2, 40671750), (3, 27114500), (4, 20335875), (5, 16268700), (6, 13557250), (7, 11620500), (10, 8134350), (12, 6778625), (14, 5810250), (15, 5422900), (20, 4067175), (21, 3873500), (25, 3253740), (28, 2905125), (30, 2711450), (35, 2324100), (42, 1936750), (50, 1626870), (60, 1355725), (61, 1333500), (70, 1162050), (75, 1084580), (84, 968375), (100, 813435), (105, 774700), (122, 666750), (125, 650748), (127, 640500), (140, 581025), (150, 542290), (175, 464820), (183, 444500), (210, 387350), (244, 333375), (250, 325374), (254, 320250), (300, 271145), (305, 266700), (350, 232410), (366, 222250), (375, 216916), (381, 213500), (420, 193675), (427, 190500), (500, 162687), (508, 160125), (525, 154940), (610, 133350), (635, 128100), (700, 116205), (732, 111125), (750, 108458), (762, 106750), (854, 95250), (875, 92964), (889, 91500), (915, 88900), (1050, 77470), (1220, 66675), (1270, 64050), (1281, 63500), (1500, 54229), (1524, 53375), (1525, 53340), (1708, 47625), (1750, 46482), (1778, 45750), (1830, 44450), (1905, 42700), (2100, 38735), (2135, 38100), (2540, 32025), (2562, 31750), (2625, 30988), (2667, 30500), (3050, 26670), (3175, 25620), (3500, 23241), (3556, 22875), (3660, 22225), (3810, 21350), (4270, 19050), (4445, 18300), (4575, 17780), (5124, 15875), (5250, 15494), (5334, 15250), (6100, 13335), (6350, 12810), (6405, 12700), (7620, 10675), (7625, 10668), (7747, 10500), (8540, 9525), (8890, 9150)]