285281152

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{991}}^1$

素因数の和:1191

約数の個数: 64

約数和(自身を含む): 616210560

約数和(自身を除く): 330929408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 173, 208, 346, 416, 692, 832, 991, 1384, 1664, 1982, 2249, 2768, 3964, 4498, 5536, 7928, 8996, 11072, 12883, 15856, 17992, 22144, 25766, 31712, 35984, 51532, 63424, 71968, 103064, 126848, 143936, 171443, 206128, 287872, 342886, 412256, 685772, 824512, 1371544, 1649024, 2228759, 2743088, 4457518, 5486176, 8915036, 10972352, 17830072, 21944704, 35660144, 71320288, 142640576, 285281152]

約数ペア:

[(1, 285281152), (2, 142640576), (4, 71320288), (8, 35660144), (13, 21944704), (16, 17830072), (26, 10972352), (32, 8915036), (52, 5486176), (64, 4457518), (104, 2743088), (128, 2228759), (173, 1649024), (208, 1371544), (346, 824512), (416, 685772), (692, 412256), (832, 342886), (991, 287872), (1384, 206128), (1664, 171443), (1982, 143936), (2249, 126848), (2768, 103064), (3964, 71968), (4498, 63424), (5536, 51532), (7928, 35984), (8996, 31712), (11072, 25766), (12883, 22144), (15856, 17992)]