1021569398800

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{196501}}^1$

素因数の和:196877

約数の個数: 120

約数和(自身を含む): 2522125964232

約数和(自身を除く): 1500556565432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 317, 328, 400, 410, 634, 656, 820, 1025, 1268, 1585, 1640, 2050, 2536, 3170, 3280, 4100, 5072, 6340, 7925, 8200, 12680, 12997, 15850, 16400, 25360, 25994, 31700, 51988, 63400, 64985, 103976, 126800, 129970, 196501, 207952, 259940, 324925, 393002, 519880, 649850, 786004, 982505, 1039760, 1299700, 1572008, 1965010, 2599400, 3144016, 3930020, 4912525, 5198800, 7860040, 8056541, 9825050, 15720080, 16113082, 19650100, 32226164, 39300200, 40282705, 62290817, 64452328, 78600400, 80565410, 124581634, 128904656, 161130820, 201413525, 249163268, 311454085, 322261640, 402827050, 498326536, 622908170, 644523280, 805654100, 996653072, 1245816340, 1557270425, 1611308200, 2491632680, 2553923497, 3114540850, 3222616400, 4983265360, 5107846994, 6229081700, 10215693988, 12458163400, 12769617485, 20431387976, 24916326800, 25539234970, 40862775952, 51078469940, 63848087425, 102156939880, 127696174850, 204313879760, 255392349700, 510784699400, 1021569398800]

約数ペア:

[(1, 1021569398800), (2, 510784699400), (4, 255392349700), (5, 204313879760), (8, 127696174850), (10, 102156939880), (16, 63848087425), (20, 51078469940), (25, 40862775952), (40, 25539234970), (41, 24916326800), (50, 20431387976), (80, 12769617485), (82, 12458163400), (100, 10215693988), (164, 6229081700), (200, 5107846994), (205, 4983265360), (317, 3222616400), (328, 3114540850), (400, 2553923497), (410, 2491632680), (634, 1611308200), (656, 1557270425), (820, 1245816340), (1025, 996653072), (1268, 805654100), (1585, 644523280), (1640, 622908170), (2050, 498326536), (2536, 402827050), (3170, 322261640), (3280, 311454085), (4100, 249163268), (5072, 201413525), (6340, 161130820), (7925, 128904656), (8200, 124581634), (12680, 80565410), (12997, 78600400), (15850, 64452328), (16400, 62290817), (25360, 40282705), (25994, 39300200), (31700, 32226164), (51988, 19650100), (63400, 16113082), (64985, 15720080), (103976, 9825050), (126800, 8056541), (129970, 7860040), (196501, 5198800), (207952, 4912525), (259940, 3930020), (324925, 3144016), (393002, 2599400), (519880, 1965010), (649850, 1572008), (786004, 1299700), (982505, 1039760)]