499100000

素因数分解:

$2^5\times 5^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:96

約数の個数: 288

約数和(自身を含む): 1511903232

約数和(自身を除く): 1012803232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 31, 32, 35, 40, 46, 50, 56, 62, 70, 80, 92, 100, 112, 115, 124, 125, 140, 155, 160, 161, 175, 184, 200, 217, 224, 230, 248, 250, 280, 310, 322, 350, 368, 400, 434, 460, 496, 500, 560, 575, 620, 625, 644, 700, 713, 736, 775, 800, 805, 868, 875, 920, 992, 1000, 1085, 1120, 1150, 1240, 1250, 1288, 1400, 1426, 1550, 1610, 1736, 1750, 1840, 2000, 2170, 2300, 2480, 2500, 2576, 2800, 2852, 2875, 3100, 3125, 3220, 3472, 3500, 3565, 3680, 3875, 4000, 4025, 4340, 4375, 4600, 4960, 4991, 5000, 5152, 5425, 5600, 5704, 5750, 6200, 6250, 6440, 6944, 7000, 7130, 7750, 8050, 8680, 8750, 9200, 9982, 10000, 10850, 11408, 11500, 12400, 12500, 12880, 14000, 14260, 14375, 15500, 16100, 17360, 17500, 17825, 18400, 19375, 19964, 20000, 20125, 21700, 21875, 22816, 23000, 24800, 24955, 25000, 25760, 27125, 28000, 28520, 28750, 31000, 32200, 34720, 35000, 35650, 38750, 39928, 40250, 43400, 43750, 46000, 49910, 50000, 54250, 57040, 57500, 62000, 64400, 70000, 71300, 71875, 77500, 79856, 80500, 86800, 87500, 89125, 92000, 96875, 99820, 100000, 100625, 108500, 114080, 115000, 124000, 124775, 128800, 135625, 140000, 142600, 143750, 155000, 159712, 161000, 173600, 175000, 178250, 193750, 199640, 201250, 217000, 230000, 249550, 271250, 285200, 287500, 310000, 322000, 350000, 356500, 387500, 399280, 402500, 434000, 445625, 460000, 499100, 503125, 542500, 570400, 575000, 620000, 623875, 644000, 678125, 700000, 713000, 775000, 798560, 805000, 868000, 891250, 998200, 1006250, 1085000, 1150000, 1247750, 1356250, 1426000, 1550000, 1610000, 1782500, 1996400, 2012500, 2170000, 2228125, 2300000, 2495500, 2712500, 2852000, 3100000, 3119375, 3220000, 3565000, 3992800, 4025000, 4340000, 4456250, 4991000, 5425000, 6238750, 7130000, 8050000, 8912500, 9982000, 10850000, 12477500, 14260000, 15596875, 16100000, 17825000, 19964000, 21700000, 24955000, 31193750, 35650000, 49910000, 62387500, 71300000, 99820000, 124775000, 249550000, 499100000]

約数ペア:

[(1, 499100000), (2, 249550000), (4, 124775000), (5, 99820000), (7, 71300000), (8, 62387500), (10, 49910000), (14, 35650000), (16, 31193750), (20, 24955000), (23, 21700000), (25, 19964000), (28, 17825000), (31, 16100000), (32, 15596875), (35, 14260000), (40, 12477500), (46, 10850000), (50, 9982000), (56, 8912500), (62, 8050000), (70, 7130000), (80, 6238750), (92, 5425000), (100, 4991000), (112, 4456250), (115, 4340000), (124, 4025000), (125, 3992800), (140, 3565000), (155, 3220000), (160, 3119375), (161, 3100000), (175, 2852000), (184, 2712500), (200, 2495500), (217, 2300000), (224, 2228125), (230, 2170000), (248, 2012500), (250, 1996400), (280, 1782500), (310, 1610000), (322, 1550000), (350, 1426000), (368, 1356250), (400, 1247750), (434, 1150000), (460, 1085000), (496, 1006250), (500, 998200), (560, 891250), (575, 868000), (620, 805000), (625, 798560), (644, 775000), (700, 713000), (713, 700000), (736, 678125), (775, 644000), (800, 623875), (805, 620000), (868, 575000), (875, 570400), (920, 542500), (992, 503125), (1000, 499100), (1085, 460000), (1120, 445625), (1150, 434000), (1240, 402500), (1250, 399280), (1288, 387500), (1400, 356500), (1426, 350000), (1550, 322000), (1610, 310000), (1736, 287500), (1750, 285200), (1840, 271250), (2000, 249550), (2170, 230000), (2300, 217000), (2480, 201250), (2500, 199640), (2576, 193750), (2800, 178250), (2852, 175000), (2875, 173600), (3100, 161000), (3125, 159712), (3220, 155000), (3472, 143750), (3500, 142600), (3565, 140000), (3680, 135625), (3875, 128800), (4000, 124775), (4025, 124000), (4340, 115000), (4375, 114080), (4600, 108500), (4960, 100625), (4991, 100000), (5000, 99820), (5152, 96875), (5425, 92000), (5600, 89125), (5704, 87500), (5750, 86800), (6200, 80500), (6250, 79856), (6440, 77500), (6944, 71875), (7000, 71300), (7130, 70000), (7750, 64400), (8050, 62000), (8680, 57500), (8750, 57040), (9200, 54250), (9982, 50000), (10000, 49910), (10850, 46000), (11408, 43750), (11500, 43400), (12400, 40250), (12500, 39928), (12880, 38750), (14000, 35650), (14260, 35000), (14375, 34720), (15500, 32200), (16100, 31000), (17360, 28750), (17500, 28520), (17825, 28000), (18400, 27125), (19375, 25760), (19964, 25000), (20000, 24955), (20125, 24800), (21700, 23000), (21875, 22816)]