82827920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:792

約数の個数: 80

約数和(自身を含む): 221235840

約数和(自身を除く): 138407920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 353, 419, 560, 706, 838, 1412, 1676, 1765, 2095, 2471, 2824, 2933, 3352, 3530, 4190, 4942, 5648, 5866, 6704, 7060, 8380, 9884, 11732, 12355, 14120, 14665, 16760, 19768, 23464, 24710, 28240, 29330, 33520, 39536, 46928, 49420, 58660, 98840, 117320, 147907, 197680, 234640, 295814, 591628, 739535, 1035349, 1183256, 1479070, 2070698, 2366512, 2958140, 4141396, 5176745, 5916280, 8282792, 10353490, 11832560, 16565584, 20706980, 41413960, 82827920]

約数ペア:

[(1, 82827920), (2, 41413960), (4, 20706980), (5, 16565584), (7, 11832560), (8, 10353490), (10, 8282792), (14, 5916280), (16, 5176745), (20, 4141396), (28, 2958140), (35, 2366512), (40, 2070698), (56, 1479070), (70, 1183256), (80, 1035349), (112, 739535), (140, 591628), (280, 295814), (353, 234640), (419, 197680), (560, 147907), (706, 117320), (838, 98840), (1412, 58660), (1676, 49420), (1765, 46928), (2095, 39536), (2471, 33520), (2824, 29330), (2933, 28240), (3352, 24710), (3530, 23464), (4190, 19768), (4942, 16760), (5648, 14665), (5866, 14120), (6704, 12355), (7060, 11732), (8380, 9884)]