131128000

素因数分解:

$2^6\times 5^3\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:507

約数の個数: 112

約数和(自身を含む): 334268064

約数和(自身を除く): 203140064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 74, 80, 100, 125, 148, 160, 185, 200, 250, 296, 320, 370, 400, 443, 500, 592, 740, 800, 886, 925, 1000, 1184, 1480, 1600, 1772, 1850, 2000, 2215, 2368, 2960, 3544, 3700, 4000, 4430, 4625, 5920, 7088, 7400, 8000, 8860, 9250, 11075, 11840, 14176, 14800, 16391, 17720, 18500, 22150, 28352, 29600, 32782, 35440, 37000, 44300, 55375, 59200, 65564, 70880, 74000, 81955, 88600, 110750, 131128, 141760, 148000, 163910, 177200, 221500, 262256, 296000, 327820, 354400, 409775, 443000, 524512, 655640, 708800, 819550, 886000, 1049024, 1311280, 1639100, 1772000, 2048875, 2622560, 3278200, 3544000, 4097750, 5245120, 6556400, 8195500, 13112800, 16391000, 26225600, 32782000, 65564000, 131128000]

約数ペア:

[(1, 131128000), (2, 65564000), (4, 32782000), (5, 26225600), (8, 16391000), (10, 13112800), (16, 8195500), (20, 6556400), (25, 5245120), (32, 4097750), (37, 3544000), (40, 3278200), (50, 2622560), (64, 2048875), (74, 1772000), (80, 1639100), (100, 1311280), (125, 1049024), (148, 886000), (160, 819550), (185, 708800), (200, 655640), (250, 524512), (296, 443000), (320, 409775), (370, 354400), (400, 327820), (443, 296000), (500, 262256), (592, 221500), (740, 177200), (800, 163910), (886, 148000), (925, 141760), (1000, 131128), (1184, 110750), (1480, 88600), (1600, 81955), (1772, 74000), (1850, 70880), (2000, 65564), (2215, 59200), (2368, 55375), (2960, 44300), (3544, 37000), (3700, 35440), (4000, 32782), (4430, 29600), (4625, 28352), (5920, 22150), (7088, 18500), (7400, 17720), (8000, 16391), (8860, 14800), (9250, 14176), (11075, 11840)]