103978000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{1061}}^1$

素因数の和:1098

約数の個数: 120

約数和(自身を含む): 292742424

約数和(自身を除く): 188764424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 875, 980, 1000, 1061, 1225, 1400, 1750, 1960, 2000, 2122, 2450, 2800, 3500, 3920, 4244, 4900, 5305, 6125, 7000, 7427, 8488, 9800, 10610, 12250, 14000, 14854, 16976, 19600, 21220, 24500, 26525, 29708, 37135, 42440, 49000, 51989, 53050, 59416, 74270, 84880, 98000, 103978, 106100, 118832, 132625, 148540, 185675, 207956, 212200, 259945, 265250, 297080, 371350, 415912, 424400, 519890, 530500, 594160, 742700, 831824, 928375, 1039780, 1061000, 1299725, 1485400, 1856750, 2079560, 2122000, 2599450, 2970800, 3713500, 4159120, 5198900, 6498625, 7427000, 10397800, 12997250, 14854000, 20795600, 25994500, 51989000, 103978000]

約数ペア:

[(1, 103978000), (2, 51989000), (4, 25994500), (5, 20795600), (7, 14854000), (8, 12997250), (10, 10397800), (14, 7427000), (16, 6498625), (20, 5198900), (25, 4159120), (28, 3713500), (35, 2970800), (40, 2599450), (49, 2122000), (50, 2079560), (56, 1856750), (70, 1485400), (80, 1299725), (98, 1061000), (100, 1039780), (112, 928375), (125, 831824), (140, 742700), (175, 594160), (196, 530500), (200, 519890), (245, 424400), (250, 415912), (280, 371350), (350, 297080), (392, 265250), (400, 259945), (490, 212200), (500, 207956), (560, 185675), (700, 148540), (784, 132625), (875, 118832), (980, 106100), (1000, 103978), (1061, 98000), (1225, 84880), (1400, 74270), (1750, 59416), (1960, 53050), (2000, 51989), (2122, 49000), (2450, 42440), (2800, 37135), (3500, 29708), (3920, 26525), (4244, 24500), (4900, 21220), (5305, 19600), (6125, 16976), (7000, 14854), (7427, 14000), (8488, 12250), (9800, 10610)]