7802000

素因数分解:

$2^4\times 5^3\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 80

約数和(自身を含む): 19498752

約数和(自身を除く): 11696752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 83, 94, 100, 125, 166, 188, 200, 235, 250, 332, 376, 400, 415, 470, 500, 664, 752, 830, 940, 1000, 1175, 1328, 1660, 1880, 2000, 2075, 2350, 3320, 3760, 3901, 4150, 4700, 5875, 6640, 7802, 8300, 9400, 10375, 11750, 15604, 16600, 18800, 19505, 20750, 23500, 31208, 33200, 39010, 41500, 47000, 62416, 78020, 83000, 94000, 97525, 156040, 166000, 195050, 312080, 390100, 487625, 780200, 975250, 1560400, 1950500, 3901000, 7802000]

約数ペア:

[(1, 7802000), (2, 3901000), (4, 1950500), (5, 1560400), (8, 975250), (10, 780200), (16, 487625), (20, 390100), (25, 312080), (40, 195050), (47, 166000), (50, 156040), (80, 97525), (83, 94000), (94, 83000), (100, 78020), (125, 62416), (166, 47000), (188, 41500), (200, 39010), (235, 33200), (250, 31208), (332, 23500), (376, 20750), (400, 19505), (415, 18800), (470, 16600), (500, 15604), (664, 11750), (752, 10375), (830, 9400), (940, 8300), (1000, 7802), (1175, 6640), (1328, 5875), (1660, 4700), (1880, 4150), (2000, 3901), (2075, 3760), (2350, 3320)]