255797888

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{181}}^2$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 520828830

約数和(自身を除く): 265030942

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 181, 244, 362, 488, 724, 976, 1448, 1952, 2896, 3904, 5792, 7808, 11041, 11584, 22082, 23168, 32761, 44164, 65522, 88328, 131044, 176656, 262088, 353312, 524176, 706624, 1048352, 1413248, 1998421, 2096704, 3996842, 4193408, 7993684, 15987368, 31974736, 63949472, 127898944, 255797888]

約数ペア:

[(1, 255797888), (2, 127898944), (4, 63949472), (8, 31974736), (16, 15987368), (32, 7993684), (61, 4193408), (64, 3996842), (122, 2096704), (128, 1998421), (181, 1413248), (244, 1048352), (362, 706624), (488, 524176), (724, 353312), (976, 262088), (1448, 176656), (1952, 131044), (2896, 88328), (3904, 65522), (5792, 44164), (7808, 32761), (11041, 23168), (11584, 22082)]