1047800000

素因数分解:

$2^6\times 5^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:94

約数の個数: 252

約数和(自身を含む): 2904939072

約数和(自身を除く): 1857139072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 125, 130, 155, 160, 169, 200, 208, 248, 250, 260, 310, 320, 325, 338, 400, 403, 416, 496, 500, 520, 620, 625, 650, 676, 775, 800, 806, 832, 845, 992, 1000, 1040, 1240, 1250, 1300, 1352, 1550, 1600, 1612, 1625, 1690, 1984, 2000, 2015, 2080, 2480, 2500, 2600, 2704, 3100, 3125, 3224, 3250, 3380, 3875, 4000, 4030, 4160, 4225, 4960, 5000, 5200, 5239, 5408, 6200, 6250, 6448, 6500, 6760, 7750, 8000, 8060, 8125, 8450, 9920, 10000, 10075, 10400, 10478, 10816, 12400, 12500, 12896, 13000, 13520, 15500, 16120, 16250, 16900, 19375, 20000, 20150, 20800, 20956, 21125, 24800, 25000, 25792, 26000, 26195, 27040, 31000, 32240, 32500, 33800, 38750, 40000, 40300, 40625, 41912, 42250, 49600, 50000, 50375, 52000, 52390, 54080, 62000, 64480, 65000, 67600, 77500, 80600, 81250, 83824, 84500, 96875, 100000, 100750, 104000, 104780, 105625, 124000, 128960, 130000, 130975, 135200, 155000, 161200, 162500, 167648, 169000, 193750, 200000, 201500, 209560, 211250, 248000, 251875, 260000, 261950, 270400, 310000, 322400, 325000, 335296, 338000, 387500, 403000, 419120, 422500, 503750, 520000, 523900, 528125, 620000, 644800, 650000, 654875, 676000, 775000, 806000, 838240, 845000, 1007500, 1047800, 1056250, 1240000, 1259375, 1300000, 1309750, 1352000, 1550000, 1612000, 1676480, 1690000, 2015000, 2095600, 2112500, 2518750, 2600000, 2619500, 3100000, 3224000, 3274375, 3380000, 4030000, 4191200, 4225000, 5037500, 5239000, 6200000, 6548750, 6760000, 8060000, 8382400, 8450000, 10075000, 10478000, 13097500, 16120000, 16371875, 16900000, 20150000, 20956000, 26195000, 32743750, 33800000, 40300000, 41912000, 52390000, 65487500, 80600000, 104780000, 130975000, 209560000, 261950000, 523900000, 1047800000]

約数ペア:

[(1, 1047800000), (2, 523900000), (4, 261950000), (5, 209560000), (8, 130975000), (10, 104780000), (13, 80600000), (16, 65487500), (20, 52390000), (25, 41912000), (26, 40300000), (31, 33800000), (32, 32743750), (40, 26195000), (50, 20956000), (52, 20150000), (62, 16900000), (64, 16371875), (65, 16120000), (80, 13097500), (100, 10478000), (104, 10075000), (124, 8450000), (125, 8382400), (130, 8060000), (155, 6760000), (160, 6548750), (169, 6200000), (200, 5239000), (208, 5037500), (248, 4225000), (250, 4191200), (260, 4030000), (310, 3380000), (320, 3274375), (325, 3224000), (338, 3100000), (400, 2619500), (403, 2600000), (416, 2518750), (496, 2112500), (500, 2095600), (520, 2015000), (620, 1690000), (625, 1676480), (650, 1612000), (676, 1550000), (775, 1352000), (800, 1309750), (806, 1300000), (832, 1259375), (845, 1240000), (992, 1056250), (1000, 1047800), (1040, 1007500), (1240, 845000), (1250, 838240), (1300, 806000), (1352, 775000), (1550, 676000), (1600, 654875), (1612, 650000), (1625, 644800), (1690, 620000), (1984, 528125), (2000, 523900), (2015, 520000), (2080, 503750), (2480, 422500), (2500, 419120), (2600, 403000), (2704, 387500), (3100, 338000), (3125, 335296), (3224, 325000), (3250, 322400), (3380, 310000), (3875, 270400), (4000, 261950), (4030, 260000), (4160, 251875), (4225, 248000), (4960, 211250), (5000, 209560), (5200, 201500), (5239, 200000), (5408, 193750), (6200, 169000), (6250, 167648), (6448, 162500), (6500, 161200), (6760, 155000), (7750, 135200), (8000, 130975), (8060, 130000), (8125, 128960), (8450, 124000), (9920, 105625), (10000, 104780), (10075, 104000), (10400, 100750), (10478, 100000), (10816, 96875), (12400, 84500), (12500, 83824), (12896, 81250), (13000, 80600), (13520, 77500), (15500, 67600), (16120, 65000), (16250, 64480), (16900, 62000), (19375, 54080), (20000, 52390), (20150, 52000), (20800, 50375), (20956, 50000), (21125, 49600), (24800, 42250), (25000, 41912), (25792, 40625), (26000, 40300), (26195, 40000), (27040, 38750), (31000, 33800), (32240, 32500)]