8255351480

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{19069}}^1$

素因数の和:19296

約数の個数: 64

約数和(自身を含む): 18947952000

約数和(自身を除く): 10692600520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 137, 158, 274, 316, 395, 548, 632, 685, 790, 1096, 1370, 1580, 2740, 3160, 5480, 10823, 19069, 21646, 38138, 43292, 54115, 76276, 86584, 95345, 108230, 152552, 190690, 216460, 381380, 432920, 762760, 1506451, 2612453, 3012902, 5224906, 6025804, 7532255, 10449812, 12051608, 13062265, 15064510, 20899624, 26124530, 30129020, 52249060, 60258040, 104498120, 206383787, 412767574, 825535148, 1031918935, 1651070296, 2063837870, 4127675740, 8255351480]

約数ペア:

[(1, 8255351480), (2, 4127675740), (4, 2063837870), (5, 1651070296), (8, 1031918935), (10, 825535148), (20, 412767574), (40, 206383787), (79, 104498120), (137, 60258040), (158, 52249060), (274, 30129020), (316, 26124530), (395, 20899624), (548, 15064510), (632, 13062265), (685, 12051608), (790, 10449812), (1096, 7532255), (1370, 6025804), (1580, 5224906), (2740, 3012902), (3160, 2612453), (5480, 1506451), (10823, 762760), (19069, 432920), (21646, 381380), (38138, 216460), (43292, 190690), (54115, 152552), (76276, 108230), (86584, 95345)]