80269984

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^2$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 173154240

約数和(自身を除く): 92884256

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 53, 76, 94, 106, 152, 188, 212, 304, 376, 424, 608, 752, 848, 893, 1007, 1504, 1696, 1786, 2014, 2491, 2809, 3572, 4028, 4982, 5618, 7144, 8056, 9964, 11236, 14288, 16112, 19928, 22472, 28576, 32224, 39856, 44944, 47329, 53371, 79712, 89888, 94658, 106742, 132023, 189316, 213484, 264046, 378632, 426968, 528092, 757264, 853936, 1056184, 1514528, 1707872, 2112368, 2508437, 4224736, 5016874, 10033748, 20067496, 40134992, 80269984]

約数ペア:

[(1, 80269984), (2, 40134992), (4, 20067496), (8, 10033748), (16, 5016874), (19, 4224736), (32, 2508437), (38, 2112368), (47, 1707872), (53, 1514528), (76, 1056184), (94, 853936), (106, 757264), (152, 528092), (188, 426968), (212, 378632), (304, 264046), (376, 213484), (424, 189316), (608, 132023), (752, 106742), (848, 94658), (893, 89888), (1007, 79712), (1504, 53371), (1696, 47329), (1786, 44944), (2014, 39856), (2491, 32224), (2809, 28576), (3572, 22472), (4028, 19928), (4982, 16112), (5618, 14288), (7144, 11236), (8056, 9964)]