12598400000

素因数分解:

$2^{10}\times 5^5\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 264

約数和(自身を含む): 32749903872

約数和(自身を除く): 20151503872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 127, 128, 155, 160, 200, 248, 250, 254, 256, 310, 320, 400, 496, 500, 508, 512, 620, 625, 635, 640, 775, 800, 992, 1000, 1016, 1024, 1240, 1250, 1270, 1280, 1550, 1600, 1984, 2000, 2032, 2480, 2500, 2540, 2560, 3100, 3125, 3175, 3200, 3875, 3937, 3968, 4000, 4064, 4960, 5000, 5080, 5120, 6200, 6250, 6350, 6400, 7750, 7874, 7936, 8000, 8128, 9920, 10000, 10160, 12400, 12500, 12700, 12800, 15500, 15748, 15872, 15875, 16000, 16256, 19375, 19685, 19840, 20000, 20320, 24800, 25000, 25400, 25600, 31000, 31496, 31744, 31750, 32000, 32512, 38750, 39370, 39680, 40000, 40640, 49600, 50000, 50800, 62000, 62992, 63500, 64000, 65024, 77500, 78740, 79360, 79375, 80000, 81280, 96875, 98425, 99200, 100000, 101600, 124000, 125984, 127000, 128000, 130048, 155000, 157480, 158720, 158750, 160000, 162560, 193750, 196850, 198400, 200000, 203200, 248000, 251968, 254000, 310000, 314960, 317500, 320000, 325120, 387500, 393700, 396800, 396875, 400000, 406400, 492125, 496000, 503936, 508000, 620000, 629920, 635000, 640000, 650240, 775000, 787400, 793600, 793750, 800000, 812800, 984250, 992000, 1007872, 1016000, 1240000, 1259840, 1270000, 1550000, 1574800, 1587500, 1600000, 1625600, 1968500, 1984000, 2015744, 2032000, 2460625, 2480000, 2519680, 2540000, 3100000, 3149600, 3175000, 3200000, 3251200, 3937000, 3968000, 4031488, 4064000, 4921250, 4960000, 5039360, 5080000, 6200000, 6299200, 6350000, 7874000, 8128000, 9842500, 9920000, 10078720, 10160000, 12303125, 12400000, 12598400, 12700000, 15748000, 16256000, 19685000, 19840000, 20157440, 20320000, 24606250, 24800000, 25196800, 25400000, 31496000, 39370000, 40640000, 49212500, 49600000, 50393600, 50800000, 62992000, 78740000, 81280000, 98425000, 99200000, 100787200, 101600000, 125984000, 157480000, 196850000, 203200000, 251968000, 314960000, 393700000, 406400000, 503936000, 629920000, 787400000, 1259840000, 1574800000, 2519680000, 3149600000, 6299200000, 12598400000]

約数ペア:

[(1, 12598400000), (2, 6299200000), (4, 3149600000), (5, 2519680000), (8, 1574800000), (10, 1259840000), (16, 787400000), (20, 629920000), (25, 503936000), (31, 406400000), (32, 393700000), (40, 314960000), (50, 251968000), (62, 203200000), (64, 196850000), (80, 157480000), (100, 125984000), (124, 101600000), (125, 100787200), (127, 99200000), (128, 98425000), (155, 81280000), (160, 78740000), (200, 62992000), (248, 50800000), (250, 50393600), (254, 49600000), (256, 49212500), (310, 40640000), (320, 39370000), (400, 31496000), (496, 25400000), (500, 25196800), (508, 24800000), (512, 24606250), (620, 20320000), (625, 20157440), (635, 19840000), (640, 19685000), (775, 16256000), (800, 15748000), (992, 12700000), (1000, 12598400), (1016, 12400000), (1024, 12303125), (1240, 10160000), (1250, 10078720), (1270, 9920000), (1280, 9842500), (1550, 8128000), (1600, 7874000), (1984, 6350000), (2000, 6299200), (2032, 6200000), (2480, 5080000), (2500, 5039360), (2540, 4960000), (2560, 4921250), (3100, 4064000), (3125, 4031488), (3175, 3968000), (3200, 3937000), (3875, 3251200), (3937, 3200000), (3968, 3175000), (4000, 3149600), (4064, 3100000), (4960, 2540000), (5000, 2519680), (5080, 2480000), (5120, 2460625), (6200, 2032000), (6250, 2015744), (6350, 1984000), (6400, 1968500), (7750, 1625600), (7874, 1600000), (7936, 1587500), (8000, 1574800), (8128, 1550000), (9920, 1270000), (10000, 1259840), (10160, 1240000), (12400, 1016000), (12500, 1007872), (12700, 992000), (12800, 984250), (15500, 812800), (15748, 800000), (15872, 793750), (15875, 793600), (16000, 787400), (16256, 775000), (19375, 650240), (19685, 640000), (19840, 635000), (20000, 629920), (20320, 620000), (24800, 508000), (25000, 503936), (25400, 496000), (25600, 492125), (31000, 406400), (31496, 400000), (31744, 396875), (31750, 396800), (32000, 393700), (32512, 387500), (38750, 325120), (39370, 320000), (39680, 317500), (40000, 314960), (40640, 310000), (49600, 254000), (50000, 251968), (50800, 248000), (62000, 203200), (62992, 200000), (63500, 198400), (64000, 196850), (65024, 193750), (77500, 162560), (78740, 160000), (79360, 158750), (79375, 158720), (80000, 157480), (81280, 155000), (96875, 130048), (98425, 128000), (99200, 127000), (100000, 125984), (101600, 124000)]