87776865

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 160

約数和(自身を含む): 194451840

約数和(自身を除く): 106674975

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 27, 33, 45, 51, 55, 57, 61, 81, 85, 95, 99, 135, 153, 165, 171, 183, 187, 209, 255, 285, 297, 305, 323, 405, 459, 495, 513, 549, 561, 627, 671, 765, 855, 891, 915, 935, 969, 1037, 1045, 1159, 1377, 1485, 1539, 1615, 1647, 1683, 1881, 2013, 2295, 2565, 2745, 2805, 2907, 3111, 3135, 3355, 3477, 3553, 4455, 4845, 4941, 5049, 5185, 5643, 5795, 6039, 6885, 7695, 8235, 8415, 8721, 9333, 9405, 10065, 10431, 10659, 11407, 12749, 14535, 15147, 15555, 16929, 17385, 17765, 18117, 19703, 24705, 25245, 26163, 27999, 28215, 30195, 31293, 31977, 34221, 38247, 43605, 46665, 52155, 53295, 54351, 57035, 59109, 63745, 75735, 83997, 84645, 90585, 93879, 95931, 98515, 102663, 114741, 130815, 139995, 156465, 159885, 171105, 177327, 191235, 216733, 271755, 287793, 295545, 307989, 344223, 419985, 469395, 479655, 513315, 531981, 573705, 650199, 886635, 923967, 1032669, 1083665, 1438965, 1539945, 1595943, 1721115, 1950597, 2659905, 3250995, 4619835, 5163345, 5851791, 7979715, 9752985, 17555373, 29258955, 87776865]

約数ペア:

[(1, 87776865), (3, 29258955), (5, 17555373), (9, 9752985), (11, 7979715), (15, 5851791), (17, 5163345), (19, 4619835), (27, 3250995), (33, 2659905), (45, 1950597), (51, 1721115), (55, 1595943), (57, 1539945), (61, 1438965), (81, 1083665), (85, 1032669), (95, 923967), (99, 886635), (135, 650199), (153, 573705), (165, 531981), (171, 513315), (183, 479655), (187, 469395), (209, 419985), (255, 344223), (285, 307989), (297, 295545), (305, 287793), (323, 271755), (405, 216733), (459, 191235), (495, 177327), (513, 171105), (549, 159885), (561, 156465), (627, 139995), (671, 130815), (765, 114741), (855, 102663), (891, 98515), (915, 95931), (935, 93879), (969, 90585), (1037, 84645), (1045, 83997), (1159, 75735), (1377, 63745), (1485, 59109), (1539, 57035), (1615, 54351), (1647, 53295), (1683, 52155), (1881, 46665), (2013, 43605), (2295, 38247), (2565, 34221), (2745, 31977), (2805, 31293), (2907, 30195), (3111, 28215), (3135, 27999), (3355, 26163), (3477, 25245), (3553, 24705), (4455, 19703), (4845, 18117), (4941, 17765), (5049, 17385), (5185, 16929), (5643, 15555), (5795, 15147), (6039, 14535), (6885, 12749), (7695, 11407), (8235, 10659), (8415, 10431), (8721, 10065), (9333, 9405)]