79712080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1039}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 213557760

約数和(自身を除く): 133845680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1039, 1096, 1370, 1918, 2078, 2192, 2740, 3836, 4156, 4795, 5195, 5480, 7273, 7672, 8312, 9590, 10390, 10960, 14546, 15344, 16624, 19180, 20780, 29092, 36365, 38360, 41560, 58184, 72730, 76720, 83120, 116368, 142343, 145460, 284686, 290920, 569372, 581840, 711715, 996401, 1138744, 1423430, 1992802, 2277488, 2846860, 3985604, 4982005, 5693720, 7971208, 9964010, 11387440, 15942416, 19928020, 39856040, 79712080]

約数ペア:

[(1, 79712080), (2, 39856040), (4, 19928020), (5, 15942416), (7, 11387440), (8, 9964010), (10, 7971208), (14, 5693720), (16, 4982005), (20, 3985604), (28, 2846860), (35, 2277488), (40, 1992802), (56, 1423430), (70, 1138744), (80, 996401), (112, 711715), (137, 581840), (140, 569372), (274, 290920), (280, 284686), (548, 145460), (560, 142343), (685, 116368), (959, 83120), (1039, 76720), (1096, 72730), (1370, 58184), (1918, 41560), (2078, 38360), (2192, 36365), (2740, 29092), (3836, 20780), (4156, 19180), (4795, 16624), (5195, 15344), (5480, 14546), (7273, 10960), (7672, 10390), (8312, 9590)]