157600400

素因数分解:

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

素因数の和:249

約数の個数: 120

約数和(自身を含む): 395224704

約数和(自身を除く): 237624304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 83, 94, 100, 101, 166, 188, 200, 202, 235, 332, 376, 400, 404, 415, 470, 505, 664, 752, 808, 830, 940, 1010, 1175, 1328, 1616, 1660, 1880, 2020, 2075, 2350, 2525, 3320, 3760, 3901, 4040, 4150, 4700, 4747, 5050, 6640, 7802, 8080, 8300, 8383, 9400, 9494, 10100, 15604, 16600, 16766, 18800, 18988, 19505, 20200, 23735, 31208, 33200, 33532, 37976, 39010, 40400, 41915, 47470, 62416, 67064, 75952, 78020, 83830, 94940, 97525, 118675, 134128, 156040, 167660, 189880, 195050, 209575, 237350, 312080, 335320, 379760, 390100, 394001, 419150, 474700, 670640, 780200, 788002, 838300, 949400, 1560400, 1576004, 1676600, 1898800, 1970005, 3152008, 3353200, 3940010, 6304016, 7880020, 9850025, 15760040, 19700050, 31520080, 39400100, 78800200, 157600400]

約数ペア:

[(1, 157600400), (2, 78800200), (4, 39400100), (5, 31520080), (8, 19700050), (10, 15760040), (16, 9850025), (20, 7880020), (25, 6304016), (40, 3940010), (47, 3353200), (50, 3152008), (80, 1970005), (83, 1898800), (94, 1676600), (100, 1576004), (101, 1560400), (166, 949400), (188, 838300), (200, 788002), (202, 780200), (235, 670640), (332, 474700), (376, 419150), (400, 394001), (404, 390100), (415, 379760), (470, 335320), (505, 312080), (664, 237350), (752, 209575), (808, 195050), (830, 189880), (940, 167660), (1010, 156040), (1175, 134128), (1328, 118675), (1616, 97525), (1660, 94940), (1880, 83830), (2020, 78020), (2075, 75952), (2350, 67064), (2525, 62416), (3320, 47470), (3760, 41915), (3901, 40400), (4040, 39010), (4150, 37976), (4700, 33532), (4747, 33200), (5050, 31208), (6640, 23735), (7802, 20200), (8080, 19505), (8300, 18988), (8383, 18800), (9400, 16766), (9494, 16600), (10100, 15604)]