208766128

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{6337}}^1$

素因数の和:6445

約数の個数: 40

約数和(自身を含む): 424392480

約数和(自身を除く): 215626352

約数列:

[1, 2, 4, 8, 16, 29, 58, 71, 116, 142, 232, 284, 464, 568, 1136, 2059, 4118, 6337, 8236, 12674, 16472, 25348, 32944, 50696, 101392, 183773, 367546, 449927, 735092, 899854, 1470184, 1799708, 2940368, 3599416, 7198832, 13047883, 26095766, 52191532, 104383064, 208766128]

約数ペア:

[(1, 208766128), (2, 104383064), (4, 52191532), (8, 26095766), (16, 13047883), (29, 7198832), (58, 3599416), (71, 2940368), (116, 1799708), (142, 1470184), (232, 899854), (284, 735092), (464, 449927), (568, 367546), (1136, 183773), (2059, 101392), (4118, 50696), (6337, 32944), (8236, 25348), (12674, 16472)]