128954368

素因数分解:

$2^{12}\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1700

約数の個数: 52

約数和(自身を含む): 271613560

約数和(自身を除く): 142659192

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1024, 1216, 1657, 2048, 2432, 3314, 4096, 4864, 6628, 9728, 13256, 19456, 26512, 31483, 38912, 53024, 62966, 77824, 106048, 125932, 212096, 251864, 424192, 503728, 848384, 1007456, 1696768, 2014912, 3393536, 4029824, 6787072, 8059648, 16119296, 32238592, 64477184, 128954368]

約数ペア:

[(1, 128954368), (2, 64477184), (4, 32238592), (8, 16119296), (16, 8059648), (19, 6787072), (32, 4029824), (38, 3393536), (64, 2014912), (76, 1696768), (128, 1007456), (152, 848384), (256, 503728), (304, 424192), (512, 251864), (608, 212096), (1024, 125932), (1216, 106048), (1657, 77824), (2048, 62966), (2432, 53024), (3314, 38912), (4096, 31483), (4864, 26512), (6628, 19456), (9728, 13256)]