51045400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 144566640

約数和(自身を除く): 93521240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 101, 133, 140, 152, 175, 190, 200, 202, 266, 280, 350, 361, 380, 404, 475, 505, 532, 665, 700, 707, 722, 760, 808, 950, 1010, 1064, 1330, 1400, 1414, 1444, 1805, 1900, 1919, 2020, 2525, 2527, 2660, 2828, 2888, 3325, 3535, 3610, 3800, 3838, 4040, 5050, 5054, 5320, 5656, 6650, 7070, 7220, 7676, 9025, 9595, 10100, 10108, 12635, 13300, 13433, 14140, 14440, 15352, 17675, 18050, 19190, 20200, 20216, 25270, 26600, 26866, 28280, 35350, 36100, 36461, 38380, 47975, 50540, 53732, 63175, 67165, 70700, 72200, 72922, 76760, 95950, 101080, 107464, 126350, 134330, 141400, 145844, 182305, 191900, 252700, 255227, 268660, 291688, 335825, 364610, 383800, 505400, 510454, 537320, 671650, 729220, 911525, 1020908, 1276135, 1343300, 1458440, 1823050, 2041816, 2552270, 2686600, 3646100, 5104540, 6380675, 7292200, 10209080, 12761350, 25522700, 51045400]

約数ペア:

[(1, 51045400), (2, 25522700), (4, 12761350), (5, 10209080), (7, 7292200), (8, 6380675), (10, 5104540), (14, 3646100), (19, 2686600), (20, 2552270), (25, 2041816), (28, 1823050), (35, 1458440), (38, 1343300), (40, 1276135), (50, 1020908), (56, 911525), (70, 729220), (76, 671650), (95, 537320), (100, 510454), (101, 505400), (133, 383800), (140, 364610), (152, 335825), (175, 291688), (190, 268660), (200, 255227), (202, 252700), (266, 191900), (280, 182305), (350, 145844), (361, 141400), (380, 134330), (404, 126350), (475, 107464), (505, 101080), (532, 95950), (665, 76760), (700, 72922), (707, 72200), (722, 70700), (760, 67165), (808, 63175), (950, 53732), (1010, 50540), (1064, 47975), (1330, 38380), (1400, 36461), (1414, 36100), (1444, 35350), (1805, 28280), (1900, 26866), (1919, 26600), (2020, 25270), (2525, 20216), (2527, 20200), (2660, 19190), (2828, 18050), (2888, 17675), (3325, 15352), (3535, 14440), (3610, 14140), (3800, 13433), (3838, 13300), (4040, 12635), (5050, 10108), (5054, 10100), (5320, 9595), (5656, 9025), (6650, 7676), (7070, 7220)]