51380000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{367}}^1$

素因数の和:404

約数の個数: 120

約数和(自身を含む): 144853632

約数和(自身を除く): 93473632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 367, 400, 500, 560, 625, 700, 734, 800, 875, 1000, 1120, 1250, 1400, 1468, 1750, 1835, 2000, 2500, 2569, 2800, 2936, 3500, 3670, 4000, 4375, 5000, 5138, 5600, 5872, 7000, 7340, 8750, 9175, 10000, 10276, 11744, 12845, 14000, 14680, 17500, 18350, 20000, 20552, 25690, 28000, 29360, 35000, 36700, 41104, 45875, 51380, 58720, 64225, 70000, 73400, 82208, 91750, 102760, 128450, 140000, 146800, 183500, 205520, 229375, 256900, 293600, 321125, 367000, 411040, 458750, 513800, 642250, 734000, 917500, 1027600, 1284500, 1468000, 1605625, 1835000, 2055200, 2569000, 3211250, 3670000, 5138000, 6422500, 7340000, 10276000, 12845000, 25690000, 51380000]

約数ペア:

[(1, 51380000), (2, 25690000), (4, 12845000), (5, 10276000), (7, 7340000), (8, 6422500), (10, 5138000), (14, 3670000), (16, 3211250), (20, 2569000), (25, 2055200), (28, 1835000), (32, 1605625), (35, 1468000), (40, 1284500), (50, 1027600), (56, 917500), (70, 734000), (80, 642250), (100, 513800), (112, 458750), (125, 411040), (140, 367000), (160, 321125), (175, 293600), (200, 256900), (224, 229375), (250, 205520), (280, 183500), (350, 146800), (367, 140000), (400, 128450), (500, 102760), (560, 91750), (625, 82208), (700, 73400), (734, 70000), (800, 64225), (875, 58720), (1000, 51380), (1120, 45875), (1250, 41104), (1400, 36700), (1468, 35000), (1750, 29360), (1835, 28000), (2000, 25690), (2500, 20552), (2569, 20000), (2800, 18350), (2936, 17500), (3500, 14680), (3670, 14000), (4000, 12845), (4375, 11744), (5000, 10276), (5138, 10000), (5600, 9175), (5872, 8750), (7000, 7340)]