78589000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 214156800

約数和(自身を除く): 135567800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 103, 109, 125, 140, 175, 200, 206, 218, 250, 280, 350, 412, 436, 500, 515, 545, 700, 721, 763, 824, 872, 875, 1000, 1030, 1090, 1400, 1442, 1526, 1750, 2060, 2180, 2575, 2725, 2884, 3052, 3500, 3605, 3815, 4120, 4360, 5150, 5450, 5768, 6104, 7000, 7210, 7630, 10300, 10900, 11227, 12875, 13625, 14420, 15260, 18025, 19075, 20600, 21800, 22454, 25750, 27250, 28840, 30520, 36050, 38150, 44908, 51500, 54500, 56135, 72100, 76300, 78589, 89816, 90125, 95375, 103000, 109000, 112270, 144200, 152600, 157178, 180250, 190750, 224540, 280675, 314356, 360500, 381500, 392945, 449080, 561350, 628712, 721000, 763000, 785890, 1122700, 1403375, 1571780, 1964725, 2245400, 2806750, 3143560, 3929450, 5613500, 7858900, 9823625, 11227000, 15717800, 19647250, 39294500, 78589000]

約数ペア:

[(1, 78589000), (2, 39294500), (4, 19647250), (5, 15717800), (7, 11227000), (8, 9823625), (10, 7858900), (14, 5613500), (20, 3929450), (25, 3143560), (28, 2806750), (35, 2245400), (40, 1964725), (50, 1571780), (56, 1403375), (70, 1122700), (100, 785890), (103, 763000), (109, 721000), (125, 628712), (140, 561350), (175, 449080), (200, 392945), (206, 381500), (218, 360500), (250, 314356), (280, 280675), (350, 224540), (412, 190750), (436, 180250), (500, 157178), (515, 152600), (545, 144200), (700, 112270), (721, 109000), (763, 103000), (824, 95375), (872, 90125), (875, 89816), (1000, 78589), (1030, 76300), (1090, 72100), (1400, 56135), (1442, 54500), (1526, 51500), (1750, 44908), (2060, 38150), (2180, 36050), (2575, 30520), (2725, 28840), (2884, 27250), (3052, 25750), (3500, 22454), (3605, 21800), (3815, 20600), (4120, 19075), (4360, 18025), (5150, 15260), (5450, 14420), (5768, 13625), (6104, 12875), (7000, 11227), (7210, 10900), (7630, 10300)]