180996872

素因数分解:

$2^3\times 7^1\times {\mathrm{1277}}^1\times {\mathrm{2531}}^1$

素因数の和:3821

約数の個数: 32

約数和(自身を含む): 388307520

約数和(自身を除く): 207310648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1277, 2531, 2554, 5062, 5108, 8939, 10124, 10216, 17717, 17878, 20248, 35434, 35756, 70868, 71512, 141736, 3232087, 6464174, 12928348, 22624609, 25856696, 45249218, 90498436, 180996872]

約数ペア:

[(1, 180996872), (2, 90498436), (4, 45249218), (7, 25856696), (8, 22624609), (14, 12928348), (28, 6464174), (56, 3232087), (1277, 141736), (2531, 71512), (2554, 70868), (5062, 35756), (5108, 35434), (8939, 20248), (10124, 17878), (10216, 17717)]