68440000

素因数分解:

$2^6\times 5^4\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:120

約数の個数: 140

約数和(自身を含む): 178536600

約数和(自身を除く): 110096600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 59, 64, 80, 100, 116, 118, 125, 145, 160, 200, 232, 236, 250, 290, 295, 320, 400, 464, 472, 500, 580, 590, 625, 725, 800, 928, 944, 1000, 1160, 1180, 1250, 1450, 1475, 1600, 1711, 1856, 1888, 2000, 2320, 2360, 2500, 2900, 2950, 3422, 3625, 3776, 4000, 4640, 4720, 5000, 5800, 5900, 6844, 7250, 7375, 8000, 8555, 9280, 9440, 10000, 11600, 11800, 13688, 14500, 14750, 17110, 18125, 18880, 20000, 23200, 23600, 27376, 29000, 29500, 34220, 36250, 36875, 40000, 42775, 46400, 47200, 54752, 58000, 59000, 68440, 72500, 73750, 85550, 94400, 109504, 116000, 118000, 136880, 145000, 147500, 171100, 213875, 232000, 236000, 273760, 290000, 295000, 342200, 427750, 472000, 547520, 580000, 590000, 684400, 855500, 1069375, 1160000, 1180000, 1368800, 1711000, 2138750, 2360000, 2737600, 3422000, 4277500, 6844000, 8555000, 13688000, 17110000, 34220000, 68440000]

約数ペア:

[(1, 68440000), (2, 34220000), (4, 17110000), (5, 13688000), (8, 8555000), (10, 6844000), (16, 4277500), (20, 3422000), (25, 2737600), (29, 2360000), (32, 2138750), (40, 1711000), (50, 1368800), (58, 1180000), (59, 1160000), (64, 1069375), (80, 855500), (100, 684400), (116, 590000), (118, 580000), (125, 547520), (145, 472000), (160, 427750), (200, 342200), (232, 295000), (236, 290000), (250, 273760), (290, 236000), (295, 232000), (320, 213875), (400, 171100), (464, 147500), (472, 145000), (500, 136880), (580, 118000), (590, 116000), (625, 109504), (725, 94400), (800, 85550), (928, 73750), (944, 72500), (1000, 68440), (1160, 59000), (1180, 58000), (1250, 54752), (1450, 47200), (1475, 46400), (1600, 42775), (1711, 40000), (1856, 36875), (1888, 36250), (2000, 34220), (2320, 29500), (2360, 29000), (2500, 27376), (2900, 23600), (2950, 23200), (3422, 20000), (3625, 18880), (3776, 18125), (4000, 17110), (4640, 14750), (4720, 14500), (5000, 13688), (5800, 11800), (5900, 11600), (6844, 10000), (7250, 9440), (7375, 9280), (8000, 8555)]