131204512

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2003}}^1$

素因数の和:2125

約数の個数: 48

約数和(自身を含む): 272704320

約数和(自身を除く): 141499808

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 89, 92, 178, 184, 356, 368, 712, 736, 1424, 2003, 2047, 2848, 4006, 4094, 8012, 8188, 16024, 16376, 32048, 32752, 46069, 64096, 65504, 92138, 178267, 184276, 356534, 368552, 713068, 737104, 1426136, 1474208, 2852272, 4100141, 5704544, 8200282, 16400564, 32801128, 65602256, 131204512]

約数ペア:

[(1, 131204512), (2, 65602256), (4, 32801128), (8, 16400564), (16, 8200282), (23, 5704544), (32, 4100141), (46, 2852272), (89, 1474208), (92, 1426136), (178, 737104), (184, 713068), (356, 368552), (368, 356534), (712, 184276), (736, 178267), (1424, 92138), (2003, 65504), (2047, 64096), (2848, 46069), (4006, 32752), (4094, 32048), (8012, 16376), (8188, 16024)]