51308000

素因数分解:

$2^5\times 5^3\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 128314368

約数和(自身を除く): 77006368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 125, 127, 160, 200, 202, 250, 254, 400, 404, 500, 505, 508, 635, 800, 808, 1000, 1010, 1016, 1270, 1616, 2000, 2020, 2032, 2525, 2540, 3175, 3232, 4000, 4040, 4064, 5050, 5080, 6350, 8080, 10100, 10160, 12625, 12700, 12827, 15875, 16160, 20200, 20320, 25250, 25400, 25654, 31750, 40400, 50500, 50800, 51308, 63500, 64135, 80800, 101000, 101600, 102616, 127000, 128270, 202000, 205232, 254000, 256540, 320675, 404000, 410464, 508000, 513080, 641350, 1026160, 1282700, 1603375, 2052320, 2565400, 3206750, 5130800, 6413500, 10261600, 12827000, 25654000, 51308000]

約数ペア:

[(1, 51308000), (2, 25654000), (4, 12827000), (5, 10261600), (8, 6413500), (10, 5130800), (16, 3206750), (20, 2565400), (25, 2052320), (32, 1603375), (40, 1282700), (50, 1026160), (80, 641350), (100, 513080), (101, 508000), (125, 410464), (127, 404000), (160, 320675), (200, 256540), (202, 254000), (250, 205232), (254, 202000), (400, 128270), (404, 127000), (500, 102616), (505, 101600), (508, 101000), (635, 80800), (800, 64135), (808, 63500), (1000, 51308), (1010, 50800), (1016, 50500), (1270, 40400), (1616, 31750), (2000, 25654), (2020, 25400), (2032, 25250), (2525, 20320), (2540, 20200), (3175, 16160), (3232, 15875), (4000, 12827), (4040, 12700), (4064, 12625), (5050, 10160), (5080, 10100), (6350, 8080)]