155440000

素因数分解:

$2^7\times 5^4\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:130

約数の個数: 160

約数和(自身を含む): 406276200

約数和(自身を除く): 250836200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 67, 80, 100, 116, 125, 128, 134, 145, 160, 200, 232, 250, 268, 290, 320, 335, 400, 464, 500, 536, 580, 625, 640, 670, 725, 800, 928, 1000, 1072, 1160, 1250, 1340, 1450, 1600, 1675, 1856, 1943, 2000, 2144, 2320, 2500, 2680, 2900, 3200, 3350, 3625, 3712, 3886, 4000, 4288, 4640, 5000, 5360, 5800, 6700, 7250, 7772, 8000, 8375, 8576, 9280, 9715, 10000, 10720, 11600, 13400, 14500, 15544, 16000, 16750, 18125, 18560, 19430, 20000, 21440, 23200, 26800, 29000, 31088, 33500, 36250, 38860, 40000, 41875, 42880, 46400, 48575, 53600, 58000, 62176, 67000, 72500, 77720, 80000, 83750, 92800, 97150, 107200, 116000, 124352, 134000, 145000, 155440, 167500, 194300, 214400, 232000, 242875, 248704, 268000, 290000, 310880, 335000, 388600, 464000, 485750, 536000, 580000, 621760, 670000, 777200, 971500, 1072000, 1160000, 1214375, 1243520, 1340000, 1554400, 1943000, 2320000, 2428750, 2680000, 3108800, 3886000, 4857500, 5360000, 6217600, 7772000, 9715000, 15544000, 19430000, 31088000, 38860000, 77720000, 155440000]

約数ペア:

[(1, 155440000), (2, 77720000), (4, 38860000), (5, 31088000), (8, 19430000), (10, 15544000), (16, 9715000), (20, 7772000), (25, 6217600), (29, 5360000), (32, 4857500), (40, 3886000), (50, 3108800), (58, 2680000), (64, 2428750), (67, 2320000), (80, 1943000), (100, 1554400), (116, 1340000), (125, 1243520), (128, 1214375), (134, 1160000), (145, 1072000), (160, 971500), (200, 777200), (232, 670000), (250, 621760), (268, 580000), (290, 536000), (320, 485750), (335, 464000), (400, 388600), (464, 335000), (500, 310880), (536, 290000), (580, 268000), (625, 248704), (640, 242875), (670, 232000), (725, 214400), (800, 194300), (928, 167500), (1000, 155440), (1072, 145000), (1160, 134000), (1250, 124352), (1340, 116000), (1450, 107200), (1600, 97150), (1675, 92800), (1856, 83750), (1943, 80000), (2000, 77720), (2144, 72500), (2320, 67000), (2500, 62176), (2680, 58000), (2900, 53600), (3200, 48575), (3350, 46400), (3625, 42880), (3712, 41875), (3886, 40000), (4000, 38860), (4288, 36250), (4640, 33500), (5000, 31088), (5360, 29000), (5800, 26800), (6700, 23200), (7250, 21440), (7772, 20000), (8000, 19430), (8375, 18560), (8576, 18125), (9280, 16750), (9715, 16000), (10000, 15544), (10720, 14500), (11600, 13400)]