664993792

素因数分解:

$2^{16}\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 68

約数和(自身を含む): 1357895560

約数和(自身を除く): 692901768

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 139, 146, 256, 278, 292, 512, 556, 584, 1024, 1112, 1168, 2048, 2224, 2336, 4096, 4448, 4672, 8192, 8896, 9344, 10147, 16384, 17792, 18688, 20294, 32768, 35584, 37376, 40588, 65536, 71168, 74752, 81176, 142336, 149504, 162352, 284672, 299008, 324704, 569344, 598016, 649408, 1138688, 1196032, 1298816, 2277376, 2392064, 2597632, 4554752, 4784128, 5195264, 9109504, 10390528, 20781056, 41562112, 83124224, 166248448, 332496896, 664993792]

約数ペア:

[(1, 664993792), (2, 332496896), (4, 166248448), (8, 83124224), (16, 41562112), (32, 20781056), (64, 10390528), (73, 9109504), (128, 5195264), (139, 4784128), (146, 4554752), (256, 2597632), (278, 2392064), (292, 2277376), (512, 1298816), (556, 1196032), (584, 1138688), (1024, 649408), (1112, 598016), (1168, 569344), (2048, 324704), (2224, 299008), (2336, 284672), (4096, 162352), (4448, 149504), (4672, 142336), (8192, 81176), (8896, 74752), (9344, 71168), (10147, 65536), (16384, 40588), (17792, 37376), (18688, 35584), (20294, 32768)]