205728784

素因数分解:

$2^4\times {\mathrm{29}}^2\times {\mathrm{15289}}^1$

素因数の和:15355

約数の個数: 30

約数和(自身を含む): 412845290

約数和(自身を除く): 207116506

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 841, 1682, 3364, 6728, 13456, 15289, 30578, 61156, 122312, 244624, 443381, 886762, 1773524, 3547048, 7094096, 12858049, 25716098, 51432196, 102864392, 205728784]

約数ペア:

[(1, 205728784), (2, 102864392), (4, 51432196), (8, 25716098), (16, 12858049), (29, 7094096), (58, 3547048), (116, 1773524), (232, 886762), (464, 443381), (841, 244624), (1682, 122312), (3364, 61156), (6728, 30578), (13456, 15289)]