82547500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 212556960

約数和(自身を除く): 130009460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 89, 100, 106, 125, 140, 175, 178, 212, 250, 265, 350, 356, 371, 445, 500, 530, 623, 625, 700, 742, 875, 890, 1060, 1246, 1250, 1325, 1484, 1750, 1780, 1855, 2225, 2492, 2500, 2650, 3115, 3500, 3710, 4375, 4450, 4717, 5300, 6230, 6625, 7420, 8750, 8900, 9275, 9434, 11125, 12460, 13250, 15575, 17500, 18550, 18868, 22250, 23585, 26500, 31150, 33019, 33125, 37100, 44500, 46375, 47170, 55625, 62300, 66038, 66250, 77875, 92750, 94340, 111250, 117925, 132076, 132500, 155750, 165095, 185500, 222500, 231875, 235850, 311500, 330190, 389375, 463750, 471700, 589625, 660380, 778750, 825475, 927500, 1179250, 1557500, 1650950, 2358500, 2948125, 3301900, 4127375, 5896250, 8254750, 11792500, 16509500, 20636875, 41273750, 82547500]

約数ペア:

[(1, 82547500), (2, 41273750), (4, 20636875), (5, 16509500), (7, 11792500), (10, 8254750), (14, 5896250), (20, 4127375), (25, 3301900), (28, 2948125), (35, 2358500), (50, 1650950), (53, 1557500), (70, 1179250), (89, 927500), (100, 825475), (106, 778750), (125, 660380), (140, 589625), (175, 471700), (178, 463750), (212, 389375), (250, 330190), (265, 311500), (350, 235850), (356, 231875), (371, 222500), (445, 185500), (500, 165095), (530, 155750), (623, 132500), (625, 132076), (700, 117925), (742, 111250), (875, 94340), (890, 92750), (1060, 77875), (1246, 66250), (1250, 66038), (1325, 62300), (1484, 55625), (1750, 47170), (1780, 46375), (1855, 44500), (2225, 37100), (2492, 33125), (2500, 33019), (2650, 31150), (3115, 26500), (3500, 23585), (3710, 22250), (4375, 18868), (4450, 18550), (4717, 17500), (5300, 15575), (6230, 13250), (6625, 12460), (7420, 11125), (8750, 9434), (8900, 9275)]