161524672

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:489

約数の個数: 56

約数和(自身を含む): 328858880

約数和(自身を除く): 167334208

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 139, 268, 271, 278, 536, 542, 556, 1072, 1084, 1112, 2144, 2168, 2224, 4288, 4336, 4448, 8672, 8896, 9313, 17344, 18157, 18626, 36314, 37252, 37669, 72628, 74504, 75338, 145256, 149008, 150676, 290512, 298016, 301352, 581024, 596032, 602704, 1162048, 1205408, 2410816, 2523823, 5047646, 10095292, 20190584, 40381168, 80762336, 161524672]

約数ペア:

[(1, 161524672), (2, 80762336), (4, 40381168), (8, 20190584), (16, 10095292), (32, 5047646), (64, 2523823), (67, 2410816), (134, 1205408), (139, 1162048), (268, 602704), (271, 596032), (278, 581024), (536, 301352), (542, 298016), (556, 290512), (1072, 150676), (1084, 149008), (1112, 145256), (2144, 75338), (2168, 74504), (2224, 72628), (4288, 37669), (4336, 37252), (4448, 36314), (8672, 18626), (8896, 18157), (9313, 17344)]