788002000

素因数分解:

$2^4\times 5^3\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:254

約数の個数: 160

約数和(自身を含む): 1988872704

約数和(自身を除く): 1200870704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 83, 94, 100, 101, 125, 166, 188, 200, 202, 235, 250, 332, 376, 400, 404, 415, 470, 500, 505, 664, 752, 808, 830, 940, 1000, 1010, 1175, 1328, 1616, 1660, 1880, 2000, 2020, 2075, 2350, 2525, 3320, 3760, 3901, 4040, 4150, 4700, 4747, 5050, 5875, 6640, 7802, 8080, 8300, 8383, 9400, 9494, 10100, 10375, 11750, 12625, 15604, 16600, 16766, 18800, 18988, 19505, 20200, 20750, 23500, 23735, 25250, 31208, 33200, 33532, 37976, 39010, 40400, 41500, 41915, 47000, 47470, 50500, 62416, 67064, 75952, 78020, 83000, 83830, 94000, 94940, 97525, 101000, 118675, 134128, 156040, 166000, 167660, 189880, 195050, 202000, 209575, 237350, 312080, 335320, 379760, 390100, 394001, 419150, 474700, 487625, 593375, 670640, 780200, 788002, 838300, 949400, 975250, 1047875, 1186750, 1560400, 1576004, 1676600, 1898800, 1950500, 1970005, 2095750, 2373500, 3152008, 3353200, 3901000, 3940010, 4191500, 4747000, 6304016, 7802000, 7880020, 8383000, 9494000, 9850025, 15760040, 16766000, 19700050, 31520080, 39400100, 49250125, 78800200, 98500250, 157600400, 197000500, 394001000, 788002000]

約数ペア:

[(1, 788002000), (2, 394001000), (4, 197000500), (5, 157600400), (8, 98500250), (10, 78800200), (16, 49250125), (20, 39400100), (25, 31520080), (40, 19700050), (47, 16766000), (50, 15760040), (80, 9850025), (83, 9494000), (94, 8383000), (100, 7880020), (101, 7802000), (125, 6304016), (166, 4747000), (188, 4191500), (200, 3940010), (202, 3901000), (235, 3353200), (250, 3152008), (332, 2373500), (376, 2095750), (400, 1970005), (404, 1950500), (415, 1898800), (470, 1676600), (500, 1576004), (505, 1560400), (664, 1186750), (752, 1047875), (808, 975250), (830, 949400), (940, 838300), (1000, 788002), (1010, 780200), (1175, 670640), (1328, 593375), (1616, 487625), (1660, 474700), (1880, 419150), (2000, 394001), (2020, 390100), (2075, 379760), (2350, 335320), (2525, 312080), (3320, 237350), (3760, 209575), (3901, 202000), (4040, 195050), (4150, 189880), (4700, 167660), (4747, 166000), (5050, 156040), (5875, 134128), (6640, 118675), (7802, 101000), (8080, 97525), (8300, 94940), (8383, 94000), (9400, 83830), (9494, 83000), (10100, 78020), (10375, 75952), (11750, 67064), (12625, 62416), (15604, 50500), (16600, 47470), (16766, 47000), (18800, 41915), (18988, 41500), (19505, 40400), (20200, 39010), (20750, 37976), (23500, 33532), (23735, 33200), (25250, 31208)]