87139168

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{571}}^1$

素因数の和:851

約数の個数: 48

約数和(自身を含む): 181621440

約数和(自身を除く): 94482272

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 251, 304, 502, 571, 608, 1004, 1142, 2008, 2284, 4016, 4568, 4769, 8032, 9136, 9538, 10849, 18272, 19076, 21698, 38152, 43396, 76304, 86792, 143321, 152608, 173584, 286642, 347168, 573284, 1146568, 2293136, 2723099, 4586272, 5446198, 10892396, 21784792, 43569584, 87139168]

約数ペア:

[(1, 87139168), (2, 43569584), (4, 21784792), (8, 10892396), (16, 5446198), (19, 4586272), (32, 2723099), (38, 2293136), (76, 1146568), (152, 573284), (251, 347168), (304, 286642), (502, 173584), (571, 152608), (608, 143321), (1004, 86792), (1142, 76304), (2008, 43396), (2284, 38152), (4016, 21698), (4568, 19076), (4769, 18272), (8032, 10849), (9136, 9538)]