87970821200

素因数分解:

$2^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1091}}^1\times {\mathrm{4289}}^1$

素因数の和:5445

約数の個数: 120

約数和(自身を含む): 216094919040

約数和(自身を除く): 128124097840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 94, 100, 188, 200, 235, 376, 400, 470, 752, 940, 1091, 1175, 1880, 2182, 2350, 3760, 4289, 4364, 4700, 5455, 8578, 8728, 9400, 10910, 17156, 17456, 18800, 21445, 21820, 27275, 34312, 42890, 43640, 51277, 54550, 68624, 85780, 87280, 102554, 107225, 109100, 171560, 201583, 205108, 214450, 218200, 256385, 343120, 403166, 410216, 428900, 436400, 512770, 806332, 820432, 857800, 1007915, 1025540, 1281925, 1612664, 1715600, 2015830, 2051080, 2563850, 3225328, 4031660, 4102160, 4679299, 5039575, 5127700, 8063320, 9358598, 10079150, 10255400, 16126640, 18717196, 20158300, 20510800, 23396495, 37434392, 40316600, 46792990, 74868784, 80633200, 93585980, 116982475, 187171960, 219927053, 233964950, 374343920, 439854106, 467929900, 879708212, 935859800, 1099635265, 1759416424, 1871719600, 2199270530, 3518832848, 4398541060, 5498176325, 8797082120, 10996352650, 17594164240, 21992705300, 43985410600, 87970821200]

約数ペア:

[(1, 87970821200), (2, 43985410600), (4, 21992705300), (5, 17594164240), (8, 10996352650), (10, 8797082120), (16, 5498176325), (20, 4398541060), (25, 3518832848), (40, 2199270530), (47, 1871719600), (50, 1759416424), (80, 1099635265), (94, 935859800), (100, 879708212), (188, 467929900), (200, 439854106), (235, 374343920), (376, 233964950), (400, 219927053), (470, 187171960), (752, 116982475), (940, 93585980), (1091, 80633200), (1175, 74868784), (1880, 46792990), (2182, 40316600), (2350, 37434392), (3760, 23396495), (4289, 20510800), (4364, 20158300), (4700, 18717196), (5455, 16126640), (8578, 10255400), (8728, 10079150), (9400, 9358598), (10910, 8063320), (17156, 5127700), (17456, 5039575), (18800, 4679299), (21445, 4102160), (21820, 4031660), (27275, 3225328), (34312, 2563850), (42890, 2051080), (43640, 2015830), (51277, 1715600), (54550, 1612664), (68624, 1281925), (85780, 1025540), (87280, 1007915), (102554, 857800), (107225, 820432), (109100, 806332), (171560, 512770), (201583, 436400), (205108, 428900), (214450, 410216), (218200, 403166), (256385, 343120)]