86551840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:506

約数の個数: 96

約数和(自身を含む): 218816640

約数和(自身を除く): 132264800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 71, 76, 80, 95, 142, 152, 160, 190, 284, 304, 355, 380, 401, 568, 608, 710, 760, 802, 1136, 1349, 1420, 1520, 1604, 2005, 2272, 2698, 2840, 3040, 3208, 4010, 5396, 5680, 6416, 6745, 7619, 8020, 10792, 11360, 12832, 13490, 15238, 16040, 21584, 26980, 28471, 30476, 32080, 38095, 43168, 53960, 56942, 60952, 64160, 76190, 107920, 113884, 121904, 142355, 152380, 215840, 227768, 243808, 284710, 304760, 455536, 540949, 569420, 609520, 911072, 1081898, 1138840, 1219040, 2163796, 2277680, 2704745, 4327592, 4555360, 5409490, 8655184, 10818980, 17310368, 21637960, 43275920, 86551840]

約数ペア:

[(1, 86551840), (2, 43275920), (4, 21637960), (5, 17310368), (8, 10818980), (10, 8655184), (16, 5409490), (19, 4555360), (20, 4327592), (32, 2704745), (38, 2277680), (40, 2163796), (71, 1219040), (76, 1138840), (80, 1081898), (95, 911072), (142, 609520), (152, 569420), (160, 540949), (190, 455536), (284, 304760), (304, 284710), (355, 243808), (380, 227768), (401, 215840), (568, 152380), (608, 142355), (710, 121904), (760, 113884), (802, 107920), (1136, 76190), (1349, 64160), (1420, 60952), (1520, 56942), (1604, 53960), (2005, 43168), (2272, 38095), (2698, 32080), (2840, 30476), (3040, 28471), (3208, 26980), (4010, 21584), (5396, 16040), (5680, 15238), (6416, 13490), (6745, 12832), (7619, 11360), (8020, 10792)]