51079980000

素因数分解:

$2^5\times 3^1\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:269

約数の個数: 960

約数和(自身を含む): 208211351040

約数和(自身を除く): 157131371040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 32, 35, 37, 38, 40, 42, 48, 50, 56, 57, 60, 70, 74, 75, 76, 80, 84, 95, 96, 100, 105, 111, 112, 114, 120, 125, 133, 140, 148, 150, 152, 160, 168, 173, 175, 185, 190, 200, 210, 222, 224, 228, 240, 250, 259, 266, 280, 285, 296, 300, 304, 336, 346, 350, 370, 375, 380, 399, 400, 420, 444, 456, 475, 480, 500, 518, 519, 525, 532, 555, 560, 570, 592, 600, 608, 625, 665, 672, 692, 700, 703, 740, 750, 760, 777, 798, 800, 840, 865, 875, 888, 912, 925, 950, 1000, 1036, 1038, 1050, 1064, 1110, 1120, 1140, 1184, 1200, 1211, 1250, 1295, 1330, 1384, 1400, 1406, 1425, 1480, 1500, 1520, 1554, 1596, 1680, 1730, 1750, 1776, 1824, 1850, 1875, 1900, 1995, 2000, 2072, 2076, 2100, 2109, 2128, 2220, 2280, 2375, 2400, 2422, 2500, 2590, 2595, 2625, 2660, 2768, 2775, 2800, 2812, 2850, 2960, 3000, 3040, 3108, 3192, 3287, 3325, 3360, 3460, 3500, 3515, 3552, 3633, 3700, 3750, 3800, 3885, 3990, 4000, 4144, 4152, 4200, 4218, 4256, 4325, 4375, 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約数ペア:

[(1, 51079980000), (2, 25539990000), (3, 17026660000), (4, 12769995000), (5, 10215996000), (6, 8513330000), (7, 7297140000), (8, 6384997500), (10, 5107998000), (12, 4256665000), (14, 3648570000), (15, 3405332000), (16, 3192498750), (19, 2688420000), (20, 2553999000), (21, 2432380000), (24, 2128332500), (25, 2043199200), (28, 1824285000), (30, 1702666000), (32, 1596249375), (35, 1459428000), (37, 1380540000), (38, 1344210000), (40, 1276999500), (42, 1216190000), (48, 1064166250), (50, 1021599600), (56, 912142500), (57, 896140000), (60, 851333000), (70, 729714000), (74, 690270000), (75, 681066400), (76, 672105000), (80, 638499750), (84, 608095000), (95, 537684000), (96, 532083125), (100, 510799800), (105, 486476000), (111, 460180000), (112, 456071250), (114, 448070000), (120, 425666500), (125, 408639840), (133, 384060000), (140, 364857000), (148, 345135000), (150, 340533200), (152, 336052500), (160, 319249875), (168, 304047500), (173, 295260000), (175, 291885600), (185, 276108000), (190, 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