82050500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 221837616

約数和(自身を除く): 139787116

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 49, 50, 68, 70, 85, 98, 100, 119, 125, 140, 170, 175, 196, 197, 238, 245, 250, 340, 350, 394, 425, 476, 490, 500, 595, 700, 788, 833, 850, 875, 980, 985, 1190, 1225, 1379, 1666, 1700, 1750, 1970, 2125, 2380, 2450, 2758, 2975, 3332, 3349, 3500, 3940, 4165, 4250, 4900, 4925, 5516, 5950, 6125, 6698, 6895, 8330, 8500, 9653, 9850, 11900, 12250, 13396, 13790, 14875, 16660, 16745, 19306, 19700, 20825, 23443, 24500, 24625, 27580, 29750, 33490, 34475, 38612, 41650, 46886, 48265, 49250, 59500, 66980, 68950, 83300, 83725, 93772, 96530, 98500, 104125, 117215, 137900, 164101, 167450, 172375, 193060, 208250, 234430, 241325, 328202, 334900, 344750, 416500, 418625, 468860, 482650, 586075, 656404, 689500, 820505, 837250, 965300, 1172150, 1206625, 1641010, 1674500, 2344300, 2413250, 2930375, 3282020, 4102525, 4826500, 5860750, 8205050, 11721500, 16410100, 20512625, 41025250, 82050500]

約数ペア:

[(1, 82050500), (2, 41025250), (4, 20512625), (5, 16410100), (7, 11721500), (10, 8205050), (14, 5860750), (17, 4826500), (20, 4102525), (25, 3282020), (28, 2930375), (34, 2413250), (35, 2344300), (49, 1674500), (50, 1641010), (68, 1206625), (70, 1172150), (85, 965300), (98, 837250), (100, 820505), (119, 689500), (125, 656404), (140, 586075), (170, 482650), (175, 468860), (196, 418625), (197, 416500), (238, 344750), (245, 334900), (250, 328202), (340, 241325), (350, 234430), (394, 208250), (425, 193060), (476, 172375), (490, 167450), (500, 164101), (595, 137900), (700, 117215), (788, 104125), (833, 98500), (850, 96530), (875, 93772), (980, 83725), (985, 83300), (1190, 68950), (1225, 66980), (1379, 59500), (1666, 49250), (1700, 48265), (1750, 46886), (1970, 41650), (2125, 38612), (2380, 34475), (2450, 33490), (2758, 29750), (2975, 27580), (3332, 24625), (3349, 24500), (3500, 23443), (3940, 20825), (4165, 19700), (4250, 19306), (4900, 16745), (4925, 16660), (5516, 14875), (5950, 13790), (6125, 13396), (6698, 12250), (6895, 11900), (8330, 9850), (8500, 9653)]