31639168

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 71824320

約数和(自身を除く): 40185152

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 64, 88, 92, 128, 176, 184, 253, 352, 368, 506, 704, 736, 977, 1012, 1408, 1472, 1954, 2024, 2944, 3908, 4048, 7816, 8096, 10747, 15632, 16192, 21494, 22471, 31264, 32384, 42988, 44942, 62528, 85976, 89884, 125056, 171952, 179768, 247181, 343904, 359536, 494362, 687808, 719072, 988724, 1375616, 1438144, 1977448, 2876288, 3954896, 7909792, 15819584, 31639168]

約数ペア:

[(1, 31639168), (2, 15819584), (4, 7909792), (8, 3954896), (11, 2876288), (16, 1977448), (22, 1438144), (23, 1375616), (32, 988724), (44, 719072), (46, 687808), (64, 494362), (88, 359536), (92, 343904), (128, 247181), (176, 179768), (184, 171952), (253, 125056), (352, 89884), (368, 85976), (506, 62528), (704, 44942), (736, 42988), (977, 32384), (1012, 31264), (1408, 22471), (1472, 21494), (1954, 16192), (2024, 15632), (2944, 10747), (3908, 8096), (4048, 7816)]