31208000

素因数分解:

$2^6\times 5^3\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 112

約数和(自身を含む): 79881984

約数和(自身を除く): 48673984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 64, 80, 83, 94, 100, 125, 160, 166, 188, 200, 235, 250, 320, 332, 376, 400, 415, 470, 500, 664, 752, 800, 830, 940, 1000, 1175, 1328, 1504, 1600, 1660, 1880, 2000, 2075, 2350, 2656, 3008, 3320, 3760, 3901, 4000, 4150, 4700, 5312, 5875, 6640, 7520, 7802, 8000, 8300, 9400, 10375, 11750, 13280, 15040, 15604, 16600, 18800, 19505, 20750, 23500, 26560, 31208, 33200, 37600, 39010, 41500, 47000, 62416, 66400, 75200, 78020, 83000, 94000, 97525, 124832, 132800, 156040, 166000, 188000, 195050, 249664, 312080, 332000, 376000, 390100, 487625, 624160, 664000, 780200, 975250, 1248320, 1560400, 1950500, 3120800, 3901000, 6241600, 7802000, 15604000, 31208000]

約数ペア:

[(1, 31208000), (2, 15604000), (4, 7802000), (5, 6241600), (8, 3901000), (10, 3120800), (16, 1950500), (20, 1560400), (25, 1248320), (32, 975250), (40, 780200), (47, 664000), (50, 624160), (64, 487625), (80, 390100), (83, 376000), (94, 332000), (100, 312080), (125, 249664), (160, 195050), (166, 188000), (188, 166000), (200, 156040), (235, 132800), (250, 124832), (320, 97525), (332, 94000), (376, 83000), (400, 78020), (415, 75200), (470, 66400), (500, 62416), (664, 47000), (752, 41500), (800, 39010), (830, 37600), (940, 33200), (1000, 31208), (1175, 26560), (1328, 23500), (1504, 20750), (1600, 19505), (1660, 18800), (1880, 16600), (2000, 15604), (2075, 15040), (2350, 13280), (2656, 11750), (3008, 10375), (3320, 9400), (3760, 8300), (3901, 8000), (4000, 7802), (4150, 7520), (4700, 6640), (5312, 5875)]