1689528880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{10903}}^1$

素因数の和:11078

約数の個数: 80

約数和(自身を含む): 4259102400

約数和(自身を除く): 2569573520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 149, 208, 260, 298, 520, 596, 745, 1040, 1192, 1490, 1937, 2384, 2980, 3874, 5960, 7748, 9685, 10903, 11920, 15496, 19370, 21806, 30992, 38740, 43612, 54515, 77480, 87224, 109030, 141739, 154960, 174448, 218060, 283478, 436120, 566956, 708695, 872240, 1133912, 1417390, 1624547, 2267824, 2834780, 3249094, 5669560, 6498188, 8122735, 11339120, 12996376, 16245470, 21119111, 25992752, 32490940, 42238222, 64981880, 84476444, 105595555, 129963760, 168952888, 211191110, 337905776, 422382220, 844764440, 1689528880]

約数ペア:

[(1, 1689528880), (2, 844764440), (4, 422382220), (5, 337905776), (8, 211191110), (10, 168952888), (13, 129963760), (16, 105595555), (20, 84476444), (26, 64981880), (40, 42238222), (52, 32490940), (65, 25992752), (80, 21119111), (104, 16245470), (130, 12996376), (149, 11339120), (208, 8122735), (260, 6498188), (298, 5669560), (520, 3249094), (596, 2834780), (745, 2267824), (1040, 1624547), (1192, 1417390), (1490, 1133912), (1937, 872240), (2384, 708695), (2980, 566956), (3874, 436120), (5960, 283478), (7748, 218060), (9685, 174448), (10903, 154960), (11920, 141739), (15496, 109030), (19370, 87224), (21806, 77480), (30992, 54515), (38740, 43612)]