78000128

素因数分解:

$2^{12}\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 52

約数和(自身を含む): 158250120

約数和(自身を除く): 80249992

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 139, 256, 274, 278, 512, 548, 556, 1024, 1096, 1112, 2048, 2192, 2224, 4096, 4384, 4448, 8768, 8896, 17536, 17792, 19043, 35072, 35584, 38086, 70144, 71168, 76172, 140288, 142336, 152344, 280576, 284672, 304688, 561152, 569344, 609376, 1218752, 2437504, 4875008, 9750016, 19500032, 39000064, 78000128]

約数ペア:

[(1, 78000128), (2, 39000064), (4, 19500032), (8, 9750016), (16, 4875008), (32, 2437504), (64, 1218752), (128, 609376), (137, 569344), (139, 561152), (256, 304688), (274, 284672), (278, 280576), (512, 152344), (548, 142336), (556, 140288), (1024, 76172), (1096, 71168), (1112, 70144), (2048, 38086), (2192, 35584), (2224, 35072), (4096, 19043), (4384, 17792), (4448, 17536), (8768, 8896)]