82879520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 96

約数和(自身を含む): 208656000

約数和(自身を除く): 125776480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 137, 152, 160, 190, 199, 274, 304, 380, 398, 548, 608, 685, 760, 796, 995, 1096, 1370, 1520, 1592, 1990, 2192, 2603, 2740, 3040, 3184, 3781, 3980, 4384, 5206, 5480, 6368, 7562, 7960, 10412, 10960, 13015, 15124, 15920, 18905, 20824, 21920, 26030, 27263, 30248, 31840, 37810, 41648, 52060, 54526, 60496, 75620, 83296, 104120, 109052, 120992, 136315, 151240, 208240, 218104, 272630, 302480, 416480, 436208, 517997, 545260, 604960, 872416, 1035994, 1090520, 2071988, 2181040, 2589985, 4143976, 4362080, 5179970, 8287952, 10359940, 16575904, 20719880, 41439760, 82879520]

約数ペア:

[(1, 82879520), (2, 41439760), (4, 20719880), (5, 16575904), (8, 10359940), (10, 8287952), (16, 5179970), (19, 4362080), (20, 4143976), (32, 2589985), (38, 2181040), (40, 2071988), (76, 1090520), (80, 1035994), (95, 872416), (137, 604960), (152, 545260), (160, 517997), (190, 436208), (199, 416480), (274, 302480), (304, 272630), (380, 218104), (398, 208240), (548, 151240), (608, 136315), (685, 120992), (760, 109052), (796, 104120), (995, 83296), (1096, 75620), (1370, 60496), (1520, 54526), (1592, 52060), (1990, 41648), (2192, 37810), (2603, 31840), (2740, 30248), (3040, 27263), (3184, 26030), (3781, 21920), (3980, 20824), (4384, 18905), (5206, 15920), (5480, 15124), (6368, 13015), (7562, 10960), (7960, 10412)]