81551376

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{24623}}^1$

素因数の和:24660

約数の個数: 60

約数和(自身を含む): 238163328

約数和(自身を除く): 156611952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 24623, 49246, 73869, 98492, 147738, 196984, 221607, 295476, 393968, 443214, 566329, 590952, 886428, 1132658, 1181904, 1698987, 1772856, 2265316, 3397974, 3545712, 4530632, 5096961, 6795948, 9061264, 10193922, 13591896, 20387844, 27183792, 40775688, 81551376]

約数ペア:

[(1, 81551376), (2, 40775688), (3, 27183792), (4, 20387844), (6, 13591896), (8, 10193922), (9, 9061264), (12, 6795948), (16, 5096961), (18, 4530632), (23, 3545712), (24, 3397974), (36, 2265316), (46, 1772856), (48, 1698987), (69, 1181904), (72, 1132658), (92, 886428), (138, 590952), (144, 566329), (184, 443214), (207, 393968), (276, 295476), (368, 221607), (414, 196984), (552, 147738), (828, 98492), (1104, 73869), (1656, 49246), (3312, 24623)]