68504800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:981

約数の個数: 144

約数和(自身を含む): 206049312

約数和(自身を除く): 137544512

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 160, 175, 182, 200, 208, 224, 260, 280, 325, 350, 364, 400, 416, 455, 520, 560, 650, 700, 728, 800, 910, 941, 1040, 1120, 1300, 1400, 1456, 1820, 1882, 2080, 2275, 2600, 2800, 2912, 3640, 3764, 4550, 4705, 5200, 5600, 6587, 7280, 7528, 9100, 9410, 10400, 12233, 13174, 14560, 15056, 18200, 18820, 23525, 24466, 26348, 30112, 32935, 36400, 37640, 47050, 48932, 52696, 61165, 65870, 72800, 75280, 85631, 94100, 97864, 105392, 122330, 131740, 150560, 164675, 171262, 188200, 195728, 210784, 244660, 263480, 305825, 329350, 342524, 376400, 391456, 428155, 489320, 526960, 611650, 658700, 685048, 752800, 856310, 978640, 1053920, 1223300, 1317400, 1370096, 1712620, 1957280, 2140775, 2446600, 2634800, 2740192, 3425240, 4281550, 4893200, 5269600, 6850480, 8563100, 9786400, 13700960, 17126200, 34252400, 68504800]

約数ペア:

[(1, 68504800), (2, 34252400), (4, 17126200), (5, 13700960), (7, 9786400), (8, 8563100), (10, 6850480), (13, 5269600), (14, 4893200), (16, 4281550), (20, 3425240), (25, 2740192), (26, 2634800), (28, 2446600), (32, 2140775), (35, 1957280), (40, 1712620), (50, 1370096), (52, 1317400), (56, 1223300), (65, 1053920), (70, 978640), (80, 856310), (91, 752800), (100, 685048), (104, 658700), (112, 611650), (130, 526960), (140, 489320), (160, 428155), (175, 391456), (182, 376400), (200, 342524), (208, 329350), (224, 305825), (260, 263480), (280, 244660), (325, 210784), (350, 195728), (364, 188200), (400, 171262), (416, 164675), (455, 150560), (520, 131740), (560, 122330), (650, 105392), (700, 97864), (728, 94100), (800, 85631), (910, 75280), (941, 72800), (1040, 65870), (1120, 61165), (1300, 52696), (1400, 48932), (1456, 47050), (1820, 37640), (1882, 36400), (2080, 32935), (2275, 30112), (2600, 26348), (2800, 24466), (2912, 23525), (3640, 18820), (3764, 18200), (4550, 15056), (4705, 14560), (5200, 13174), (5600, 12233), (6587, 10400), (7280, 9410), (7528, 9100)]