87868155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 156280320

約数和(自身を除く): 68412165

約数列:

[1, 3, 5, 15, 17, 37, 51, 67, 85, 111, 139, 185, 201, 255, 335, 417, 555, 629, 695, 1005, 1139, 1887, 2085, 2363, 2479, 3145, 3417, 5143, 5695, 7089, 7437, 9313, 9435, 11815, 12395, 15429, 17085, 25715, 27939, 35445, 37185, 42143, 46565, 77145, 87431, 126429, 139695, 158321, 210715, 262293, 344581, 437155, 474963, 632145, 791605, 1033743, 1311465, 1722905, 2374815, 5168715, 5857877, 17573631, 29289385, 87868155]

約数ペア:

[(1, 87868155), (3, 29289385), (5, 17573631), (15, 5857877), (17, 5168715), (37, 2374815), (51, 1722905), (67, 1311465), (85, 1033743), (111, 791605), (139, 632145), (185, 474963), (201, 437155), (255, 344581), (335, 262293), (417, 210715), (555, 158321), (629, 139695), (695, 126429), (1005, 87431), (1139, 77145), (1887, 46565), (2085, 42143), (2363, 37185), (2479, 35445), (3145, 27939), (3417, 25715), (5143, 17085), (5695, 15429), (7089, 12395), (7437, 11815), (9313, 9435)]