79520000

素因数分解:

$2^8\times 5^4\times 7^1\times {\mathrm{71}}^1$

素因数の和:114

約数の個数: 180

約数和(自身を含む): 229876416

約数和(自身を除く): 150356416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 71, 80, 100, 112, 125, 128, 140, 142, 160, 175, 200, 224, 250, 256, 280, 284, 320, 350, 355, 400, 448, 497, 500, 560, 568, 625, 640, 700, 710, 800, 875, 896, 994, 1000, 1120, 1136, 1250, 1280, 1400, 1420, 1600, 1750, 1775, 1792, 1988, 2000, 2240, 2272, 2485, 2500, 2800, 2840, 3200, 3500, 3550, 3976, 4000, 4375, 4480, 4544, 4970, 5000, 5600, 5680, 6400, 7000, 7100, 7952, 8000, 8750, 8875, 8960, 9088, 9940, 10000, 11200, 11360, 12425, 14000, 14200, 15904, 16000, 17500, 17750, 18176, 19880, 20000, 22400, 22720, 24850, 28000, 28400, 31808, 32000, 35000, 35500, 39760, 40000, 44375, 44800, 45440, 49700, 56000, 56800, 62125, 63616, 70000, 71000, 79520, 80000, 88750, 90880, 99400, 112000, 113600, 124250, 127232, 140000, 142000, 159040, 160000, 177500, 198800, 224000, 227200, 248500, 280000, 284000, 310625, 318080, 355000, 397600, 454400, 497000, 560000, 568000, 621250, 636160, 710000, 795200, 994000, 1120000, 1136000, 1242500, 1420000, 1590400, 1988000, 2272000, 2485000, 2840000, 3180800, 3976000, 4970000, 5680000, 7952000, 9940000, 11360000, 15904000, 19880000, 39760000, 79520000]

約数ペア:

[(1, 79520000), (2, 39760000), (4, 19880000), (5, 15904000), (7, 11360000), (8, 9940000), (10, 7952000), (14, 5680000), (16, 4970000), (20, 3976000), (25, 3180800), (28, 2840000), (32, 2485000), (35, 2272000), (40, 1988000), (50, 1590400), (56, 1420000), (64, 1242500), (70, 1136000), (71, 1120000), (80, 994000), (100, 795200), (112, 710000), (125, 636160), (128, 621250), (140, 568000), (142, 560000), (160, 497000), (175, 454400), (200, 397600), (224, 355000), (250, 318080), (256, 310625), (280, 284000), (284, 280000), (320, 248500), (350, 227200), (355, 224000), (400, 198800), (448, 177500), (497, 160000), (500, 159040), (560, 142000), (568, 140000), (625, 127232), (640, 124250), (700, 113600), (710, 112000), (800, 99400), (875, 90880), (896, 88750), (994, 80000), (1000, 79520), (1120, 71000), (1136, 70000), (1250, 63616), (1280, 62125), (1400, 56800), (1420, 56000), (1600, 49700), (1750, 45440), (1775, 44800), (1792, 44375), (1988, 40000), (2000, 39760), (2240, 35500), (2272, 35000), (2485, 32000), (2500, 31808), (2800, 28400), (2840, 28000), (3200, 24850), (3500, 22720), (3550, 22400), (3976, 20000), (4000, 19880), (4375, 18176), (4480, 17750), (4544, 17500), (4970, 16000), (5000, 15904), (5600, 14200), (5680, 14000), (6400, 12425), (7000, 11360), (7100, 11200), (7952, 10000), (8000, 9940), (8750, 9088), (8875, 8960)]