19961406400

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{8969}}^1$

素因数の和:9111

約数の個数: 168

約数和(自身を含む): 53396113680

約数和(自身を除く): 33434707280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 107, 130, 160, 200, 208, 214, 260, 320, 325, 400, 416, 428, 520, 535, 650, 800, 832, 856, 1040, 1070, 1300, 1391, 1600, 1712, 2080, 2140, 2600, 2675, 2782, 3424, 4160, 4280, 5200, 5350, 5564, 6848, 6955, 8560, 8969, 10400, 10700, 11128, 13910, 17120, 17938, 20800, 21400, 22256, 27820, 34240, 34775, 35876, 42800, 44512, 44845, 55640, 69550, 71752, 85600, 89024, 89690, 111280, 116597, 139100, 143504, 171200, 179380, 222560, 224225, 233194, 278200, 287008, 358760, 445120, 448450, 466388, 556400, 574016, 582985, 717520, 896900, 932776, 959683, 1112800, 1165970, 1435040, 1793800, 1865552, 1919366, 2225600, 2331940, 2870080, 2914925, 3587600, 3731104, 3838732, 4663880, 4798415, 5829850, 7175200, 7462208, 7677464, 9327760, 9596830, 11659700, 12475879, 14350400, 15354928, 18655520, 19193660, 23319400, 23992075, 24951758, 30709856, 37311040, 38387320, 46638800, 47984150, 49903516, 61419712, 62379395, 76774640, 93277600, 95968300, 99807032, 124758790, 153549280, 186555200, 191936600, 199614064, 249517580, 307098560, 311896975, 383873200, 399228128, 499035160, 623793950, 767746400, 798456256, 998070320, 1247587900, 1535492800, 1996140640, 2495175800, 3992281280, 4990351600, 9980703200, 19961406400]

約数ペア:

[(1, 19961406400), (2, 9980703200), (4, 4990351600), (5, 3992281280), (8, 2495175800), (10, 1996140640), (13, 1535492800), (16, 1247587900), (20, 998070320), (25, 798456256), (26, 767746400), (32, 623793950), (40, 499035160), (50, 399228128), (52, 383873200), (64, 311896975), (65, 307098560), (80, 249517580), (100, 199614064), (104, 191936600), (107, 186555200), (130, 153549280), (160, 124758790), (200, 99807032), (208, 95968300), (214, 93277600), (260, 76774640), (320, 62379395), (325, 61419712), (400, 49903516), (416, 47984150), (428, 46638800), (520, 38387320), (535, 37311040), (650, 30709856), (800, 24951758), (832, 23992075), (856, 23319400), (1040, 19193660), (1070, 18655520), (1300, 15354928), (1391, 14350400), (1600, 12475879), (1712, 11659700), (2080, 9596830), (2140, 9327760), (2600, 7677464), (2675, 7462208), (2782, 7175200), (3424, 5829850), (4160, 4798415), (4280, 4663880), (5200, 3838732), (5350, 3731104), (5564, 3587600), (6848, 2914925), (6955, 2870080), (8560, 2331940), (8969, 2225600), (10400, 1919366), (10700, 1865552), (11128, 1793800), (13910, 1435040), (17120, 1165970), (17938, 1112800), (20800, 959683), (21400, 932776), (22256, 896900), (27820, 717520), (34240, 582985), (34775, 574016), (35876, 556400), (42800, 466388), (44512, 448450), (44845, 445120), (55640, 358760), (69550, 287008), (71752, 278200), (85600, 233194), (89024, 224225), (89690, 222560), (111280, 179380), (116597, 171200), (139100, 143504)]