81235035

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 176947200

約数和(自身を除く): 95712165

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 47, 59, 63, 93, 105, 135, 141, 155, 177, 189, 217, 235, 279, 295, 315, 329, 413, 423, 465, 531, 651, 705, 837, 885, 945, 987, 1085, 1239, 1269, 1395, 1457, 1593, 1645, 1829, 1953, 2065, 2115, 2655, 2773, 2961, 3255, 3717, 4185, 4371, 4935, 5487, 5859, 6195, 6345, 7285, 7965, 8319, 8883, 9145, 9765, 10199, 11151, 12803, 13113, 13865, 14805, 16461, 18585, 19411, 21855, 24957, 27435, 29295, 30597, 38409, 39339, 41595, 44415, 49383, 50995, 55755, 58233, 64015, 65565, 74871, 82305, 85963, 91791, 97055, 115227, 124785, 152985, 174699, 192045, 196695, 246915, 257889, 275373, 291165, 345681, 374355, 429815, 458955, 524097, 576135, 601741, 773667, 873495, 1289445, 1376865, 1728405, 1805223, 2321001, 2620485, 3008705, 3868335, 5415669, 9026115, 11605005, 16247007, 27078345, 81235035]

約数ペア:

[(1, 81235035), (3, 27078345), (5, 16247007), (7, 11605005), (9, 9026115), (15, 5415669), (21, 3868335), (27, 3008705), (31, 2620485), (35, 2321001), (45, 1805223), (47, 1728405), (59, 1376865), (63, 1289445), (93, 873495), (105, 773667), (135, 601741), (141, 576135), (155, 524097), (177, 458955), (189, 429815), (217, 374355), (235, 345681), (279, 291165), (295, 275373), (315, 257889), (329, 246915), (413, 196695), (423, 192045), (465, 174699), (531, 152985), (651, 124785), (705, 115227), (837, 97055), (885, 91791), (945, 85963), (987, 82305), (1085, 74871), (1239, 65565), (1269, 64015), (1395, 58233), (1457, 55755), (1593, 50995), (1645, 49383), (1829, 44415), (1953, 41595), (2065, 39339), (2115, 38409), (2655, 30597), (2773, 29295), (2961, 27435), (3255, 24957), (3717, 21855), (4185, 19411), (4371, 18585), (4935, 16461), (5487, 14805), (5859, 13865), (6195, 13113), (6345, 12803), (7285, 11151), (7965, 10199), (8319, 9765), (8883, 9145)]